Question

quais as equaçoes aplicando aspropriedades: a) x+5=12 b) y + 9=3 c) y +5 =- 4 d) 2x = 8 e) 5x= 90

Answer 1

Resposta:

a) 7

b) -6

c) -9

d) 4

e) 18

Explicação passo-a-passo:

a) x = 12 - 5

x = 7

b) y = 3 - 9

y = -6

c) y = -4 - 5

y = -9

d) x = 8/2

x = 4

e) x = 90/5

x = 18

Answer 2

A) x=12-5/ x=7
B)y=3-9/ y= -6
C)y=-4+(-5)/y=-9
D)x=8/2 x=4
E) x=90/5 x=18