Question

2. Resolva a seguintes equações:
(a).x-3=7
(b).x + 101= 300
(c)3x =12
(d)3x+2 =2x-14
(e)9 x = 18
(f)35 x = -105
(g)6x-10=2×+ 14
(h)6x=2x + 28
(i)7y-1- 4y + 5 =2y-12
(j)y - 8+ 5y = -3 + 2y+ 7​

Answer 1

Resposta:

a)×=10

b)x=199

c)x=4

d)x=-16

e)x=2

f)x=-3

g)x=19/3

h)x=7

i)y=-16

j)y=3