Question

ПОМОГИТЕ РЕШИТЬ УРАВНЕНИЯ!
56 - ( x + 12) = 24
55 - ( x - 15) = 30

Answer 1

56-(x+12)=24
56-x+12=24
x+12=-56+24
x+12=36
x=-12+36
x=24

Answer 2

55-х+15=30
70-х=30
х=70-30
х=40