Решите уравнения:(3x+5x)*18=144 (7y-3y):8=17

Question

Решите уравнения:

(3x+5x)*18=144 (7y-3y):8=17

Answer 1

(3х+5х)*18=144
8х*18=144
8х=144:18
8х=8
х=8:8
х=1


(7у-3у):8=17
4у:8=17
4у=17*8
4у=136
у=136:4
у=34

Answer 2

(3х+5х)*18=144
8х*18=144
8х=144:18
8х=8
х=8:8
х=1

(7у-3у):8=17
4у:8=17
4у=8*17
4у=136
у=136:4
у=34