Question

Реши уравнение

X - 3 = 5


A - 7 = 3


Z - 12 = 22


8X = 72


4X = 44

5X = 0

Answer 1

x - 3 = 5
x = 5+3 = 8

a - 7 = 3
a = 3+7 = 10

z - 12 = 22
z = 22+12 = 34

8x = 72
x = 72 / 8
x = 9

4x = 44
x = 44/4 = 11

5*x = 0
x = 0/5 = 0