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Please help! 30 points !!
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3 votes
Please help! 30 points !!

Please help! 30 points !!-example-1
User Pedro Pedruzzi
by
7.9k points

1 Answer

3 votes

Answer:

1. C

2. C

Explanation:

1. 5x+12=57

Subtract 12 from both sides

5x=45

Divide both sides by 5

x=9

2. 7-4x=12-3x

Combine like terms =

-4x+3x=-12-7

x=-12-7

x=19

User Nathan Fritz
by
8.9k points
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