Question

Решите уравнение
а)x+3x+5=17. в)3,2y-2,7y=0,6

Answer 1

а.х+3х+5=17
4х+5=17
4х=17-5
4х=12
х=12:4
х=3
в. 3.2у-2.7у=0.60
0.5у=0.6
у=0.6:0.5
у=1.2

Answer 2

а)
х+3х+5=17
4х+5=17
4х=17-5
4х=12
х=12:4
х=3
в)
3.2у-2.7у=0.60
0.5у=0.6
у=0.6:0.5
у=1.2