Question

Решите линейное уравнение:

8(3s+7)−10(2s+6)=−4s+19

Answer 1

8(3s+7)−10(2s+6)=−4s+19

24s+56-20s-60=-4s+19

24s-20s+4s=19-56+60

8s=23

s = $\frac{23}{8}$

Answer 2

24s+56-20s-60=-4s+19
4s-4=-4s+19
4s+4s=19+4
8s=23
s=23:8
s=23/8=2целых7/8