3 years ago

The sum of a number 9 is multiplied by -2 and the answer is -8 find the number.

Mathematics

1 answer:

GalinKa [24]3 years ago

8 0

<h3>The missing number is equal to -5.</h3>

-2(x + 9) = -8

Distributive property.

-2x - 18 = -8

Add 18 to both sides.

-2x = 10

Divide both sides by -2.

x = -5

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