solve 2(x+7) +3(x-4) =7(x+2) -5
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2(x + 7) + 3(x - 4) = 7(x + 2) - 5
→ 2x + 14 + 3x - 12 = 7x + 14 - 5
→ 5x + 2 = 7x + 9
→ 2x = -7
→ x = -7/2
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2(x+7)+3(x-4)=7(x+2)-5
2x+14+3x-12=7x+14-5
2x+3x-7x=14-5-14+12
-2x=7
x=7/-2
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