Question

7x+110=-4x ; y+7y=-71+7 ; 3(x-5)=1-(2x-4) ; 9x-2x=31-3 ????

Answer 1

7x+110=-4x
7x+4x=-110
11x=-110
x=-110/11
x=-10
y+7y=-71+7
8y=64
y=64/8
y=8
3(x-5)=1-(2x-4)
3x-15=1-2x-4
3x+2x=1-4+15
5x=-3+15
5x=12
x=12/5
x=2,4
9x-2x=31-3
7x=28
x=28/7
x=4

Answer 2

7x+110=-4x7x+4x=-11011x=-110x=-110/11x=-10y+7y=-71+78y=64y=64/8y=83(x-5)=1-(2x-4)3x-15=1-2x-43x+2x=1-4+155x=-3+155x=12x=12/5x=2,49x-2x=31-37x=28x=28/7x=4