Question

4 пример сделайте [email protected]#

Answer 1

$frac{7y-12}{3} =y+13-5 \ frac{7y-12}{3} =y+8 \ 7y-12=3(y+8) \ 7y-12=3y+24 \ 7y-3y=24+12 \ 4y=36 \ y=36:4 \ y=9$

Answer 2

но мы так не решаем!