Question

4x + 8y = -40find the value of y when x = -6

Answer 1

Given

$4x+8y=-40$

Solve for y when x=-6, as shown below

$\begin{gathered} x=-6 \\ \Rightarrow4(-6)+8y=-40 \\ \Rightarrow-24+8y=-40 \\ \Rightarrow8y=-16 \\ \Rightarrow y=-2 \end{gathered}$

Therefore, the answer is y=-2