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Which of the following equations is equivalent to 3(a + 4) – 5(a – 2) = 22? Group of answer choices -2a + 2 = 22 8a + 2 = 22 8a + 22 = 22 -2a + 22 = 22
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16 votes
Which of the following equations is equivalent to 3(a + 4) – 5(a – 2) = 22?

Group of answer choices

-2a + 2 = 22

8a + 2 = 22

8a + 22 = 22

-2a + 22 = 22

User Ray Suhyun Lee
by
4.3k points

2 Answers

9 votes
The answer is -2a+22=22 because 3 times a is 3a. -5 times a is -5a is you get -2a. 3 times 4 is 12 and -5 times -2 is 10 so you get 22. That adds up to -2a+22=22 with also makes a equal to 0.
User Eugen Timm
by
4.8k points
1 vote
-2a+2=22 is the correct answer
User Clyde Barrow
by
4.7k points
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