Реши уравнение 90 / а = 420 / 70

Question

Реши уравнение
90 / а = 420 / 70

Comments

90 / а = 420 / 70 90:a=6 a=15

Answer 1

90/a=6
a=90/6
a=15
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 2

A=15, 420:70=6, a=90:6