Решите уравнение 7x+3(x+1)=43

Question

Решите уравнение 7x+3(x+1)=43

Comments

7х+3х+3=43. 10х=40. х=4

Answer 1

7х+3(х+1)=43
7х+3х+3=43
10х=43-3
10х=40
х=40:10
х=4

Comments

ок