Find y when x 7

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August undefined, 2024

WebIf y varies jointly as x and z, and y = 10 when x = 4 and z = 5, find the constant of proportionality. Example 9. If y varies jointly as x and z, and y = 12 when x = 2 and z = 3, find y when x = 7 and z = 4. Occasionally, a problem involves both direct and inverse variations. Suppose that y varies directly as x and inversely as z. This involves ... WebApr 23, 2024 · Experienced Physics Teacher for Physics Tutoring. See tutors like this. Direct variation means the ratio of y to x is constant. y 1 /x 1 = y 2 /x 2 ⇒. y 2 = (x 2 /x 1) y 1. Plug in. x 1 = 3. y 1 = 7. x 2 = 7.

If y varies inversely with x, and y = 5 when x = 7, what is the value ...

WebApr 16, 2011 · For x = -1, -2, and -3, y is 7 1/3, 8 2/3, and 10. Notice that as x doubles and triples, y does not do the same, because of the constant 6. To quote zblakley from his answer here 5 years ago: … WebJul 7, 2016 · 1 Answer Acquaintance Jul 7, 2016 y = 8 3 4 when x = 4 Explanation: An inverse variation: y = k x We are given y and x. We need to solve for k so we can find y when x equals 4. 5 = k 7 7 1 ⋅ 5 = k 7 ⋅ 7 1 35 = k We found what k is, so know we can make our inverse variation equation. y = 35 x Now let's plug in 4 for x to find y. y = 35 4 y = 8 3 4 ts1 art time jobs

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WebSuppose y varies JOINTLY as x & z. If y = -180 when z = 15 and x = -3, then find y when x = 7 and z = -5. answer choices -140 140 -4 4 Question 6 900 seconds Q. Suppose p varies directly as r and inversely as t. t = 20 when p = 4 and r = 2. Find t when r = 10 and p = -5. answer choices 80 -80 4 -20 Question 7 900 seconds Q. WebFeb 25, 2024 · Answer: option A is correct, i.e. y = 7x/3 ; y (7) = 49/3. Step-by-step explanation: If y varies directly as x, we can write its relationship as given below:- y = m*x where m is the slope of the line on its graph. Given y=7 when x=3, we can substitute these values in the equation and find m as follows:- 7 = m*3 m = 7/3 WebFree solve for a variable calculator - solve the equation for different variables step-by-step ts1a-b2-83

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Web2 days ago · 1. please solve it on paper. Transcribed Image Text: Find a Cartesian equation relating x and y corresponding to the parametric equations y = e-6t Write your answer in the form Answer: y = 3t x = e y = f (x) WebTo check an answer to a system of equations containing x and y, enter the two equations separated by a semicolon, followed by the @ sign and an ordered pair containing your x … phillips maine post office hoursWebJul 1, 2024 · Y varies directly with the square of x. If y=40 when x=4, find y when x=7 1 See answer Advertisement wegnerkolmp2741o Answer: y = 245/2 Step-by-step explanation: y = k x^2 Where k is the constant of variation Let y= 40 and x=4 40 = k * (4)^2 40 = k*16 40/16 = k 5/2 = k y =5/2 x^2 Let x=7 y = 5/2 (7)^2 y = 5/2 (49) y = 245/2 Advertisement phillips maine old home days

"Weby = −x+7 y = - x + 7 Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: −1 - 1 y-intercept: (0,7) ( 0, 7) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values. Tap for more steps... x y 0 7 1 6 x y 0 7 1 6 " - Find y when x 7

Find y when x 7

WebFeb 3, 2024 · Find the y-intercept of this line using the steps below. 2. Learn the slope-intercept form of an equation. Any straight line can be written as an equation in the form y … WebObviously, multiplying x x and y y together yields a fixed number. This becomes our constant of variation, thus k = - \,3 k = −3. The equation of inverse variation is written as, This is the graph of y = { { - \,3} \over x} y = x−3 with the points from the table. Example 3: Given that y y varies inversely with x x.

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WebMar 1, 2024 · y = a/x 12 = a/7; when y = 12 and x = 7 a = 84 (just multiply both sides by 7 to get a alone on one side of the equation). Now, we have the equation y = 84/x because we … WebQuestion: Id y=-11.7 when x=-3, find the value of y when x=7. Id y=-11.7 when x=-3, find the value of y when x=7. Expert Answer. Who are the experts? Experts are tested by Chegg as specialists in their subject area. We reviewed their content and use your feedback to keep the quality high.

Weby= -x; 7 y = -x; -7 y= x; -7 Question 13 120 seconds Q. What does the Direct Variation Equation look like? answer choices Y= kx y = mx + b y = b y = x Question 14 300 seconds Q. Eduardo counted ten seconds between seeing lightning and hearing thunder, and he knew that the lightning was about 2 miles away. What is the equation of variation? WebHow to Check Your Answer with Algebra Calculator First go to the Algebra Calculator main page. Type the following: First type the equation 2x+3=15. Then type the @ symbol. Then type x=6. Try it now: 2x+3=15 @ x=6 Clickable Demo …

WebQuestion: Id y=-11.7 when x=-3, find the value of y when x=7. Id y=-11.7 when x=-3, find the value of y when x=7. Expert Answer. Who are the experts? Experts are tested by Chegg as … WebFree Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-step

WebMar 5, 2024 · Explanation: This statement means y ∝ x, which can also be written in the form y = kx when it is directly proportionate and y = k x when inversely proportionate, where k is … phillips machine tools puneWebQ: What R code will give the value of x where P(X ts19 8peWebStep 1: Enter the linear equation you want to find the slope and y-intercept for into the editor. The slope and y-intercept calculator takes a linear equation and allows you to calculate the slope and y-intercept for the equation. The equation can be in any form as long as its linear and and you can find the slope and y-intercept. Step 2: ts 1989 albumWebJul 29, 2024 · y = − 3.5 Explanation: Write the information as in inverse proportion first. y ∝ 1 x Make an equation by multiplying by the constant k y = k x ⇒ k = xy Find the value for k from the information given. k = 6 ×7 = 42 ∴ y = 42 x Now find the required value of y: y = 42 −12 y = − 3.5 Answer link Related questions What are Inverse Variation Models? ts1a-b6-127WebThis problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Use the given information to find the unknown value. y varies inversely with the cube of x. When x = 7, then y 1. Find y when x = 1. Enter the exact answer. y = Number. ts1a2WebReorder 7 7 and −x - x. y = −x+7 y = - x + 7. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: −1 - 1. y-intercept: (0,7) ( 0, 7) Any line can be … phillips manucci law edmontonWebMar 28, 2024 · x =1123,y=114. 2. 3x+2y=42x−3y =7 5. 3x−2y=63x1 −6y =21 8. 0.04x+0.02y =5 0.5(x−2)−0.4y =29 11. 2x+y=0.8x+2y7 =10 14. x+y10−x−y4=−2. (b) Find the sum of first … ts1ac