Question

77:(y+10)=7 (х-12):10=4

Answer 1

1) 7( y + 10) = 77
7y + 70 = 77
7y = 77 - 70
7y = 7
y = 1

2) 40 = x - 12
- x = - 12 - 40
- x = - 52
x = 52

Answer 2

можешь картинку прислать пж