Question

20x -y= 250 solve for y

Answer 1

`\begin{gathered} 20x-y=250 \\ \text{Subtract 20x from both sides of the equation} \\ -y=250-20x \\ \text{Multiply both sides by negative 1 (-1)} \\ -y(-1)=250-20x(-1) \\ y=-250+20x \\ y=20x-250 \end{gathered}`

y = 20x - 250