Question

5x-3(x+2)=15??????????

Answer 1

5x - 3 (x+2) = 15
5x - 3x - 6 = 15
2x = 15 + 6
2x = 21
x = 21/2
x = 10,5

Answer 2

5x-3(x+2)=15

5x - 3x - 6 = 15

2x - 6 = 15

2x = 15 + 6

2x = 21

x = $\frac{21}{2}$

ou

x = 10,5