Question

01) Resolva as seguintes equações

a) x + 5 = 8 ( R = 3)

b) x - 4 = 3 (R = 7)

c) x + 6 = 5 ( R = -1)

d) x -3 = - 7 (R= -4)

e) x + 9 = -1 (R=-10)

f) x + 28 = 11 (R=-17)

g) x - 109 = 5 (R= 114)

h) x - 39 = -79 (R=-40)

i) 10 = x + 9 (R=2)

j) 15 = x + 20 (R= -5)

l) 4 = x - 10 ( R= 14)

m) 7 = x + 8 ( R= -1)

n) 0 = x + 12 (R= -12)

o) -3 = x + 10 (R= -13)​

Answer 1

Resposta:

a) x=8-5

x=3

b)x-4=3

x=3+4

x=7

c)x+6=5

x=5-6

x=-1

d)x-3=-7

x=-7+3

x=-4

e)x+9=-1

x=-1-9

x=-10

f)x+28=11

x=11-28

x=-17

g)=x-109=5

x=5+109

x=114

h)x-39=-79

x=-79+39

x=-40

i)10=x+9

-x=9-10

-x=-1 .(-1)

x=1

j)15=x+20

-x=20-15

-x=5   .(-1)

x=-5

Explicação passo-a-passo: