Question

(x-25):5+90=100 alfla prin metoda mersului invers

Answer 1

(x-25):5+90=100
(x-25):5=100-90
(x-25):5=10
x-25=10×5
x-25=50
x=50+25
x=75

Answer 2

(x-25):5+90=100 , (x-25):5=100-90 , (x-25):5=10 , x-25=10*5 , x-25=50 , x=50+25 , x=75.