Question

B) X × (- 10)=+50
C) (+9)×X=+27
D) (-4)×X=-16​

Answer 1

Resposta:

a)-5

b)3

c)4

Explicação passo-a-passo:

$a)x.(-10)=50\\x=\frac{50}{-10}\\x=-5\\b)9x=27\\x=\frac{27}{9}\\x=3\\c)-4x=-16\\x=\frac{-16}{-4}\\x=4$