5y+3(7y+18)=106 Решите

Question

5y+3(7y+18)=106 Решите

Answer 1

5у+3(7у+18)=106
5у+21у+54=106
26у+54=106
26у=52
У=52:26
У=2

Answer 2

5y+3(7y+18)=106
5y+21y+54=106
26y+54=106
26y=106-54
26y=52
y=52/26
y=2