Question

REPOST 2nd time TO ANSWER AGAIN:
Which expression is NOT equivalent to the other three expressions? P.S: NO SPAM OR GET REPORTED

A. 2/5t (40s + 15 – 5u)
B. 2t (8s + 3 -u)
C. 1/5t (20s + 30 – u)
D. 16st + 6t – 2tu

Answers

  1. Answer C is not equivalent to the others. If you multiply the first term by every term in the parentheses, you get the same answer on all of them except C. If you work it out, you should get 16st + 6t – 2tu for A,B, and D. For C you get 4st + 6t – 1/5tu

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