Question

resposta da equação 4x-1/10-2=4/5-2-x/5

Answer 1

(4x-1)/10 - 2 = 4/5 - 2 - x/5
................./............./..............cancelar o -2
(4x-1)/10 = 4/5 - x/5
mmc 10 e 5 = 10

(4x-1)/10 = 8/10 - 2x/10
4x - 1 = 8 - 2x
4x + 2x = 8+1
6x = 9
x = 9/6
x = 9:3/6:3
x = 3/2
x = 1,5