Conjulore
7 год назад
Матем 50-(40-х)×3+2 = 10
ОТВЕТЫ
Pimen
Aug 15, 2019
50-120+3x+2=10
3x=78
x=26
3x=78
x=26
50 - ( 40 - x ) • 3 + 2 = 10
50 - ( 40 - x ) • 3 = 8
( 40 - x ) • 3 = 42
40 - x = 42 : 3
- x = 14 - 40
X = 26
50 - ( 40 - x ) • 3 = 8
( 40 - x ) • 3 = 42
40 - x = 42 : 3
- x = 14 - 40
X = 26
162
