Question

СРОЧНО 1 и 2 задания!

Answer 1

1
корень(3/(5x-30))=1/5
(3/(5x-30))=1/25
5x-30=3*25=75
5x=105
x=21
2
(1/2)^(4x-14)=1/64=(1/2)^(6)
(4x-14)=(6)
4x=20
x=5

Answer 2

1. 3/(5х-30)=1/25
3*25=5х-30
5х=105
х=105/5=21

2.1/2^(4х-14)=1/2^6
4x-14=6
4х=20
х=5