Question

Assume that y varies directly with x. If y = -10 when x = -5, find y when x = 1.

Write and solve a direct variation equation to find the answer.

Answer 1

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Actually Welcome to the concept of linear equation.

According to the relation when y=-10 , x =-5

we get the relation as,

===> y = 2x

hence, when x =1 ,

y = 2(1)

hence, y = 1