Решите уравнения. 1) 2(5t+1)=10t+18 2) 0,25t-31=1/4t-18+5 3) 8t+3=3(5t-6) 4)...

Question

Решите уравнения.
1) 2(5t+1)=10t+18
2) 0,25t-31=1/4t-18+5
3) 8t+3=3(5t-6)
4) 13t-7=12t+11-8
5) (1,5t-37) - (1,5t - 73) =36

Answer 1

1.10t+2=10t+18 2.0.25t-0.25t=18
10t-10t=18-2 0=18
0=16

3.8t-15t=-21
7t=21
t=3


4.13t-12t=10
t=10


36=36