Mathematics

Mathematics, 22.04.2021 03:50, ob3ymysins

A variable needs to be correct first step
9x + 2y = -78
4x + 2y = -38
Subtract to eliminate x.
O Add to eliminate y.
Subtract to eliminate y.
O Add to eliminate x.

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A variable needs to be correct first step
9x + 2y = -78
4x + 2y = -38
Subtract t...

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