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Solve each equation. Is the equation an identity? Explain.

t − 27 = - (27 - 7)

User Sunknudsen
by
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1 Answer

3 votes

Answer:

t=7

Explanation:

t-27=-(27-7)---> remove parenthesis (multiply by -1)

t-27=-27+7-----> combine like terms

t-27=-20--------> add 27 to both sides

t=7

User Abhinandan Satpute
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5.3k points