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16 votes
-8a+6(a+7)=1 what does a equal

User Fehrlich
by
3.9k points

2 Answers

4 votes

Answer:

a=41/2 or 20.5 or 20 1/2

Explanation:

User The Hutt
by
4.3k points
8 votes

Answer:

  • a=41/2

Explanation:

-8a+6(a+7)=1 (Expand)

-8a+6a+42=1 (Combine like terms)

-2a+42=1

-2a+42-42=1-42 (Subtract 42 from both sides)

-2a=-41

-2a/-2=-41/-2 (Divide both sides by -2)

a=41/2

Hope it helps!

User Pconnell
by
5.1k points