Question

решить уравнение.
2(11Х-5)-17Х=35

5(8х+3)-12=83

7(2х+9)+3х=114

3(4х+13)-25=74.

Answer 1

22X-10-17x=35
5x=45
x=9

40x+15-12=83
40x=80
x=2

14x+63+3x=114
17x=51
x=3

12x+39-25=74
12x=60
x=5