If x= -1, solve for y. (Recall you can use either original equation) y = 6x + 2 y = -3x - 7

asked Jul 23, 2023 112k views

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$\begin{gathered} y=6x+2 \\ y=-3x-7 \\ \text{ if x=-1, then} \\ \\ y=6(-1)+2=-6+2=-4 \\ y=(-3)(-1)-7=3-7=-4 \\ \\ \text{then y=-4} \end{gathered}$

Skibulk answered Jul 28, 2023

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