2(x-7)=3
2x-14=3
2x=14+3
2x=17
x=17\2=8 1\2
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4(2-3x)=-7x+10
8-12x=-7x+10
-12x+7x=10-8
-5x=2
5x=-2
x=- 2\5 = - 0.4
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-3x+4=-10+5(-7-x)
-3x+4=-10-35-5x
-3x+5x=-10-35-4
2x=-49
x= - 49\2 = 24 1\2
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