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If y 12 when x 15 find x when y 21

WebYou'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: ASSUME THAT Y VARIES DIRECTLY WITH X, THEN SOLVE. IF Y=12 … WebIf y varies directly as x, and y = 10 when x = 7, find y when x = 12. Apply the cross products rule. Inverse variation The phrase “ y varies inversely as x ” or “ y is inversely proportional to x ” means that as x gets bigger, y gets smaller, or vice versa. This concept is translated in two ways.

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Web1 nov. 2024 · To find y, when x = 2 we set up another ratio y/2 By the definition both ratios are equal 12/-15 = y/2 Multiple to each side by 2. 12*2/-15 = 2y/2 8/-5 = y y = -8/5 Advertisement bowlingangela01 Answer: With the information given on a scale of (12/-15) or -0.8. Meaning y is -8 tenths of x so -0.8x2= -1.6 Answer: y= -1.6 Advertisement WebIf y varies directly as x, and y=15 when x=20,find y when x=68 - 7400962. answered If y varies directly as x, ... n-18=12 how solve algebraic Previous Next Advertisement We're … right angle area https://colonialbapt.org

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WebClick here👆to get an answer to your question ️ If x and y vary inversely as each other and x = 5 when y = 15, find x when y = 12. Solve Study Textbooks Guides. Join / Login. … WebClick here to see ALL problems on Equations Question 96381: If y varies directly as x and y=14 when x=8. Find x when y=21. Answer by mathman409 (67) ( Show Source ): You … Weby = kx Where k is the constant of proportionality Example: y is directly proportional to x, and when x=3 then y=15. What is the constant of proportionality? They are directly proportional, so: y = kx Put in what we know (y=15 and x=3): 15 = k × 3 Solve (by dividing both sides by 3): 15/3 = k × 3/3 5 = k × 1 k = 5 right angle arrow symbol

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Category:If y varies directly as x, and y=12 when x=15, find x when y=21.

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If y 12 when x 15 find x when y 21

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Web8 mrt. 2014 · Direct variation is y = kx The given numbers form one ratio expressd as y/x = 8/-32 To find when x = 64 We set up another ratio y/64 By the definition both ratios are equal 8/-32 = y/64 Multiple each side by 64. (8/-32)64 = (y/64)64 -8*2 =y y = -16. answered Mar 8, 2014 by david Expert #inverse-and-joint-variation #diameter-of-a-circle Web27 nov. 2024 · If y=12 when x=15, find x when y=21. 1 See answer Advertisement Yang100 Answer: x=35 Step-by-step explanation: 15/12=x/21 simplify 15/12 into 5/3, cross …

If y 12 when x 15 find x when y 21

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Webx is inversely proportional to y². If x = 4 when y = 3. calculte the value of x when y = 1. q varies inversely as r. If q = 5 when r = 2, calculate the value of q when r = 4. inversely as the resistance. The current is 40. amps when the resistance is 12 ohms. Find. the current when the resistance is 20 ohms. Web13 jan. 2024 · Mathematics Middle School answered If y=12 when x=15 find x when y=21 See answer Advertisement Andy0416 Y=12+9=21 x=15+9=24 Thus,x=24 when y=21. …

Web20 mrt. 2024 · The law formulated by Dr Nernst is A First law of thermodynamics class 11 chemistry JEE_Main

WebGraph x+y=12. Step 1. Subtract from both sides of the equation. Step 2. Rewrite in slope-intercept form. Tap for more steps... Step 2.1. The slope-intercept form is , where is the … WebHow do you find the intercepts for y = 3x −3 ? To find the x-intercept, set y to zero and solve for x . To find the y-intercept, set x to zero and solve for y ... If you would like a …

WebAnswer (1 of 15): We have 2 unknown variables and 2 equations so we can get the values of x and y. Adding both equations(RHS to RHS and LHS to LHS) x+y+x-y=15+12 2x=27 …

WebIf x and y vary inversely as each other and x = 5 when y = 15, find x when y = 12 Medium Solution Verified by Toppr Correct option is A) It is given that, x and y vary inversely. ∴ xy=k For x=5 and y=15 we have: ⇒ 5×15=k ⇒ k=75 For y=12 , ⇒ 12x=75 ⇒ x= 1275 ⇒ x= 425 Was this answer helpful? 0 0 Similar questions right angle artinyaWeb27 apr. 2016 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams right angle audioWeb28 sep. 2024 · If y varies directly with x ....y = k x, where k is a constant of variation. To find y when x=2 forthis direct variation relationship we need to find the constant o variation, … right angle audio adapterWebEnter variation details below: and when. <-- What is given. The following practice problem has been generated for you: y varies inversely as x, and y = 8 when x = 6, solve for y … right angle ascending nodeWeb3 nov. 2024 · If y varies directly with x then First, we need to find the constant of a variation k, for this, we use the given values of x and y: Then since we already have the value of k we can find the value x when y = 21: Therefore, if y = 12 when x = 15, then when y = 21. Advertisement New questions in Mathematics right angle attachmentWebO 4 O 21 O 37 The value of y varies directly with x. If x 7, then y= 15. What is the value of x when y = 45? O 4 O 21 O 37 Question Transcribed Image Text: The value of y varies directly with x. If x = 7, then y= 15. What is the value of x when y= 45? O 4 O. 21 O 37 Expert Solution Want to see the full answer? Check out a sample Q&A here right angle awningWebSince k is constant (the same for every point), we can find k when given any point by dividing the y-coordinate by the x-coordinate. For example, if y varies directly as x, and y … right angle audio jack