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What is -42=5(2c+9)-3(c+8)
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User LeonardoX
by
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2 Answers

2 votes

Answer:

c = −15.8571428571

Explanation:

-42 = 5(2c + 9) - 3(c + 8)

-42 = 10c + 45 - 3c + 24

-42 = 10c - 3c + 45 + 24

-42 = 7c + 69

-7c -7c

-------------------

-7c - 42 = 69

+42. +42

___________

-7c/-7 = 111/-7

c = −15.8571428571

User Sri
by
7.4k points
2 votes

Answer:

The variable c=9 is the answer the varibles

Explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

User Essej
by
8.3k points

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