Question

2×(x+5)-7=19 ajutatima

Answer 1

2(x+5)-7= 19
(2•x)+(2•5) -7= 19
2x+10-7=19
2x= 19-10+7
2x= 16
x= 16/2
x= 8

verificare:
2(8+5)-7= 19
2•13-7= 19
26-7= 19
19= 19

Answer 2

2×(x+5)-7=19

2(x+5)=19+7

2(x+5)=26

$x + 5 = \frac{26}{2}=13$

x=13-5=8