Question

реши уравнения 3×(35-х)=63

Answer 1

3 • ( 35 - x ) = 63
35 - x = 63 : 3
35 - x = 21
X = 35 - 21
X = 14

Answer 2

3х-105=63
3х=105+63
3х=168
х=168:3
х=56

Answer 3

3x(35-x)=63

Answer 4

105-3x=63

Answer 5

-3x=63-105=-43:(-3)=14

Answer 6

ответ: x=14