3x+5y=118 5x+5y=130

3x+5y=118

5x+5y=130
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1 Answer

5y=118-3x and 5y=130-5x, so 118-3x=130-5x, 5x-3x=130-118=12, 2x=12, x=6.

5y=118-3×6=118-18=100, y=100/5=20.

Solution: x=6, y=20.

by Top Rated User (1.1m points)

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