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21 votes
21 votes
Solve the following for a:-2 + a=1

User ChancyWu
by
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2 Answers

12 votes
12 votes

⇒I will use the additive inverse to solve the problem.


-2+(2)+a=1+(2)\\a=3

GOODLUCK!!

User Sgargel
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2.7k points
19 votes
19 votes
Answer:

a = 3

Explanations:

The given equation is:

- 2 + a = 1

Collect like terms:

This means that the -2 will cross the equality sign to the Right Hand Side to become +2

The equation will then become:

a = 1 + 2

a = 3

User Tanemaki
by
2.8k points