Question

Решить уравнение (48:t+7)*6=90

Answer 1

48:t+7=90/6
48:t+7=15
48:t=15-7
48:t=8
t=48:8
t=6
 

Answer 2

(288:t + 42)=90
288 + 42t = 90t
48t=288
t=6