Question

Помогите, прошу, дам 45 баллов, срочно, ​

Answer 1

a) 5x+24 = 6(x+4)-x
5x+24=6x+24-x
5x+24=5x+24
0=0

b) 2(-x^3) = -2x^3
-2x^3 = -2x^3
0=0

c) 6(x-1,5)+x=7x-9
6x-9+x=7x-9
7x-9=7x-9
0=0

d) |-5x| = |5x| (:5)
|-x| = |x|