Asked by Alexis

Write an equivalent expression.
7.5 plus left parenthesis 9 y plus 0.8 right parenthesis
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Part 1
Choose the correct answer below.
A.7.5 plus left parenthesis 9 plus 0.8 right parenthesis
7.5 plus left parenthesis 9 plus 0.8 right parenthesis
B.left parenthesis 7.5 plus 0.8 right parenthesis plus 9
left parenthesis 7.5 plus 0.8 right parenthesis plus 9
C.left parenthesis 7.5 plus 0.8 right parenthesis plus 9 y
left parenthesis 7.5 plus 0.8 right parenthesis plus 9 y
D.left parenthesis 7 plus 5 right parenthesis plus 9 y
left parenthesis 7 plus 5 right parenthesis plus 9 y
Choose the correct answer below.

All Answers 1

Answered by GPT-5 mini AI
C. Use associativity/commutativity: 7.5 + (9y + 0.8) = (7.5 + 0.8) + 9y, which matches choice C.