Question

1) Resolva as Equações abaixo:

a) 4x – 7 = 1

b) x + 2 = 5

c) 2y – 4 = 2

d) 2 a + 4 = - 6

e) - 2 + 5y = 13

f) x + 1 = 3

g) 2x - 3 = 8

meajudem pliiiisss!​

Answer 1

Resposta:

a- 4x = 1+ 7

4x= 8

x= 8/4

x= 2

b- x + 2 = 5

x= 5- 2

x= 3

c- 2y- 4 = 2

2y= 6

y= 6/2 y = 3

D) 2a + 4 = -6

2a = -6 -4

2a = -10

a= -10/2

a= -5

e) -2 + 5y = 13

5y = 13 +2

5y = 15

y= 15/5 y= 3

f) x= 3 - 1

x= 2

g) 2x= 8+ 3

2x= 11

x= 11/2