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What is -29=5(2a-1)+2a

What is -29=5(2a-1)+2a
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5 votes
What is
-29=5(2a-1)+2a

User Yair Daon
by
9.1k points

2 Answers

7 votes
-29 = 5(2a-1) +2a
-29 = 10a-5+2a
-29 = 12a-5
+ 5 +5
-24 =12a
-2 = a
User Wildhoney
by
8.2k points
2 votes
-29= 5 (2a-1) +2a

Start by distributing the terms....

- 29 = 10a - 5 + 2a

Combine like terms...

- 29 = 12a - 5

Add 5 to both sides ....

- 2 4 = 12 a

Divide both sides by 12 to get a by its self...

a = -2
User Saadsaf
by
8.3k points
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