Answer:
Explanation:
We need to isolate the variable on one side of the equation to find the value.
Distribute the negative sign.
Combine like terms.
Add 7 to both sides of the equation.
Divide both sides of the equation by 2.
Answer: a=6
a-(7-a)=5
a-7+a=5
2a-7=5
2a=12
a=6 :)
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