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svetlana [45]
3 years ago
15

Help quickly please!!! Solve -5(3 n + 4) = 40. A: -4 B: 3 C: -3 D: 4

Mathematics
2 answers:
GREYUIT [131]3 years ago
5 0

Answer:

A: -4

Step-by-step explanation:

Expand first, "-5 x 3n = -15n" , "-5 x 4 = -20"

Then you have "-15n - 20 = 40"

Transfer the -20 to the RHS,

Then you have "-15n = 60"

Divide both sides by -15

n = -4

elena-14-01-66 [18.8K]3 years ago
3 0

Answer:

-4

Step-by-step explanation:

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