3 ∗ 4x — 7 ∗ 10x + 2 ∗ 25x = 0

Question

3 ∗ 4x — 7 ∗ 10x + 2 ∗ 25x = 0

Comments

http://znanija.com/task/19058001

Answer 1

3*4х-7*10х+2*25х=0
12х-70х+50х=0
-8х=0
х=0