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2(4a - 1) - (a + 5) = 23 - 3a.
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1 vote
2(4a - 1) - (a + 5) = 23 - 3a.

User Nabdreas
by
8.1k points

1 Answer

5 votes

Answer:

a = 3

Explanation:

given the equation

2(4a - 1) - (a + 5) = 23 - 3a ← distribute parenthesis on left side and simplify

8a - 2 - a - 5 = 23 - 3a

7a - 7 = 23 - 3a ( add 3a to both sides )

10a - 7 = 23 ( add 7 to both sides )

10a = 30 ( divide both sides by 10 )

a = 3

User Fabio Cavalcante
by
8.2k points
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