Question

determine x (me ajudem)
a) 2x-5=x+1
b) 2×+3=×+4
c) 5x+7=4×+16
d) 4×-10=2×+2​

Answer 1

Resposta:

A)

2x-5=x+1

2x-x=1+5

x=6

B)

2x+3=x+4

2x-x=4-3

x=1

C)

5x+7=4x+10

5x-4x=10-7

x=3

D)

4x-10=2x+2

4x-2x=2+10

2x=12

x=12/2

x=6

Explicação passo-a-passo: