Question

2x-5=x+1 ?
2x+3=x+4
5x+7=4x+10

Answer 1

Explicação passo-a-passo:

2x - 5 = x+1

2x - x = 1+5

x = 6

2x +3 = x +4

2x - x = 4 - 3

x = 1

5x +7 = 4x + 10

5x - 4x = 10 - 7

x = 3