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[1]2—(1—y)=—22-1+y=--2y=-2-2+1=-3(2)5—(x—1)=3—3x 2x=3-1-52x=-3x=-1.5(3)3—2(2x+1)=2(x—3)3-4x-2=2x-66x=3-2+66x=7x=7/6(4)4x—3(20—x)=6x—7(9—x)4x-60+3x=6x-63+7x7x-60=13x-636x=…
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