(0.9a^3+0.2a-5)-(0.7a-0.3-0.1), apparently it not coming out with the correct answer.

I'm not getting it, I did all the steps and it's still not right.. Help plz

in Algebra 1 Answers by

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1 Answer

(0.9a^3 + 0.2a - 5 ) - ( 0.7a - 0.3 - 0.1) =

0.9a^3 + 0.2a - 5 - 0.7a + 0.3 + 0.1 =

0.9a^3 -  0.5a - 4.6

by Level 8 User (36.8k points)

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