Simplify the algebraic expression by collecting and combining like terms.6.7ab + 5.2 - 5.2ab - 2.1
A. 1.5ab + 3.1
B. -1.5ab + 3.1
C. 11.9ab + 7.3
D. 1.5ab + 7.3
Answer: A
Mathematics
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style="vertical-align: -17.0px;" /> What will be an ideal response?
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