Question

Решите уравнение.
а)3х+7=2
б)2-5у=14

Answer 1

3x = 2 - 7
3x = -5
x = 3/5
x = 0.6

-5y = 14 - 2
-5y = 12
y = 12/-5
y = -2.4

Answer 2

А) 3х+7=2
3х=-5
Х=5/3
Б) 2-5у=14
-5у=12
У=-17