Question

Questão 02 - Resolva as equações:
9
9
a) x-1= -8
b) 3y - 8 = 13
d) 7x + 5 = 68 - 2x
e) 14 - 3x = 2x + 29
c) 12x - 10 = 5x + 11
f) 8x - 9= 2x + 11​

Answer 1

Resposta:

a)x=-7

b)3y=13+8

3y=21

y=7

d)7x+2x=68-5

9x=63

x=7

e)-3x-2x=29-14

-5x=15

x=-3

c)12x-5x=11+10

7x=21

x=3

f)8x-2x=11+9

5x=20

x=4