Question

Resolva as equaçãos

a) X -5 = -7

B) y -6 = 5y +8

C) 10x = 20+9x

D) 2x +5 -x= 5-3x

E)2m -6 =m

F)2x +1 = 15

G)5- X -20= 5x -10 -7x​

Answer 1

Resposta:

Explicação passo-a-passo:

a) x = -2

b) 4y = 2 → y = 1/2

c) x = 20

d) x = 0

e) m = 6

f) x = 7

g) x = 5/3