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3 votes
0.9c+0.5c=7 answer for c

User Jay Kreps
by
7.5k points

2 Answers

5 votes
0.9c+0.5c=1.4c
1.4c=7
c=7/1.4
c=5

User Ann
by
8.8k points
6 votes
C=5.
you’re going to add 0.9+0.5c
1.4c is going to be your answer so then you’re going to equal 1.4c=7.
then you divide 1.4 on both sides.
1.4c divided by 7 is 5.
User QuantumHive
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8.0k points