WebJun 16, 2016 · To change a proportion into an equation, multiply by a constant and then use the values given to find the value of the constant. a ∝ 1 b ⇒ a = k b ⇒ k = ab. Find the value of k, using the a and b given. k = 3 ×4 = 12. So, a = 12 b can also be written as b = 12 a. When a = 48, b = 12 48 = 1 4. Answer link. WebApr 16, 2011 · And so in general, if you see an expression that relates to variables, and they say, do they vary inversely or directly or maybe neither? You could either try to do a table like this. If you scale up x by a certain amount and y gets scaled up by the same amount, then … We're told that the total cost of filling up your car with gas varies directly with the … No. In the equation 8x + 9y = 10, y does not vary directly with x. You need to have 8x …
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WebThe free direct variation calculator also solves all these cases and represents the final equation on your screen. Inverse Variation: Inverse variation represents the relationship among two variables in which change in one variable causes the change in other variable too, but in the opposite direction. In inverse relationship: WebFeb 19, 2024 · suppose c and d vary inversely and d=2 when c=17 write an equation that models that variation find d when c=68 asked by Steve February 19, 2024 53 answers cd = k a constant. So, you want d such that 86d = 2*17 answered by Steve February 20, 2024 thank you answered by Steve February 20, 2024 Why are we all named steve? answered by Steve papillion writing desk
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