12 = - 2/5 yI got -30 I want to see if I did the correct steps

asked Jan 22, 2023 165k views

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3 votes

Solution

Step 1: Simplify the expression

$\begin{gathered} 12=-(2)/(5)y \\ \text{cross multiply} \\ 12(5)=-2y \\ 60=-2y \end{gathered}$

Step 2: Divide the both side by -2

$\begin{gathered} 60=-2y \\ (60)/(-2)=-(2y)/(-2) \\ y=-30 \end{gathered}$

Therefore the correct value of y = - 30

Chilly Zhong answered Jan 28, 2023

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