Question

5x-8-(3×+9)=-(×+2) me ajudem por favor

Answer 1

5x - 8  -1  (3x + 9) = -1 (x + 2)
5x - 8 (-3x -9) = -x -2
-8 + -9 + 5x + -3x = -1(x + 2)
-17 + 5x + -3x = -1(x + 2)
-17 + 2x = -1(x + 2)
-17 + 2x = -2 + -1x
-17 + 2 = -x - 2
-15 = -3 * (-1)
15 = 3x 
x = $\frac{15}{3}$
x = 5