Question

B) 40 - 3 X[ 6 + ( 10 -2 X 3) ]​

Answer 1

Resposta:

a)

X + 5 = 8

X= 8-5

X= 3

b)

X+6=10

X=10-6

X=4

c)

X+13=54

X=54-13

X=41

d)

X+27=42

X=42-27

X= 15

e)

X-19=12

X=12+19

X=31

f)

X-18=54

X=54+18

X=72

g)

X-37=13

X=13+37

X= 50

h)

10-X =3

10=3+X

10-3=X

7 = X

X=7

Answer 2

40-3x[6+(10-2x3)]

40-3x[6+(8x3)]

 40-3x[6+24]

   40-3x 30

      40-90

          50

Espero ter ajudado :D