4 years ago

2x+2y=4 y=12-3x Substitution

Mathematics

1 answer:

dangina [55]4 years ago

3 0

2x + 2(12-3x)=4
2x+ 2 x 12 + 2 x 3x = 4
2x + 24 + 6x = 4
6x + 2x = 8x
8x + 24 = 4
24/4 4/4
6 = 8x
x= .75

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2 years ago

Altogether, Tim, Laura, and Eric worked 210 hours campaigning for their friend Jake who was running for the senate. Laura worked

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