Question

7×+50-10+7=2×+20+5-15+3×

Answer 1

7x+50-10+7=2x+20+5-15+3x
7x-2x-3x=20+5-15-50+10-7
2x=-37
x=-37/2
Resposta:  -37/2

Answer 2

7x+50-10+7=2x+20+5-15+3x
7x-2x-3x=20+5-15-50+10
5x-3x=20+5-15-50+10
2x=20+5-15-50+10
2x=24-15-50+10
2x= 9-50+10
2x=-41+10
2x=-31
X=2÷-31
X= 15.5