3 years ago

3x + 2y = A

Mathematics

1 answer:

tatiyna3 years ago

6 0

Answer:

A-2B

Step-by-step explanation:

Multiply the second equation by -2 and add the first equation.

-2(5x +y) +(3x +2y) = -2(B) +(A)

-10x -2y +3x +2y = -2B +A . . . . . . eliminate parentheses

-7x = A -2B . . . . . . . collect terms

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