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10 ( 4a + 9 ) -8 ( 2 + a ) = ?

10 ( 4a + 9 ) -8 ( 2 + a ) = ?
asked 37.4k views
25 votes
10 ( 4a + 9 ) -8 ( 2 + a ) = ?

asked
User Denis Voloshin
by
8.2k points

2 Answers

6 votes

Answer: 32a+74

10x4a=40a

10x9=90

-8x2=-16

-8xa=-8a

40a-8=32a

90-16=74

32a+74

answered
User Markphd
by
8.8k points
1 vote
The answer is:
40a+90-16-8a=32a+74
answered
User Jason Lattimer
by
8.0k points
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