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Solve the equation 3|3 - 5r|- 3 = 18

Solve the equation 3|3 - 5r|- 3 = 18
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5 votes
Solve the equation 3|3 - 5r|- 3 = 18

User AbdelAli
by
7.7k points

2 Answers

1 vote

Answer:

r=0.8

Explanation:

3|3-5r|-3=18

9-15r -3=18

6-15r=18

15r=12

r=0.8

Solve the equation 3|3 - 5r|- 3 = 18-example-1
User Jamilet
by
8.4k points
3 votes

Answer:

r = 2

Explanation:

3|3 - 5 * 2|- 3 = 18

3|3 - 10| - 3 = 18

3 * 7 - 3 = 18

21 - 3 = 18

18 = 18

(Since there are absolute value signs, the answer to |3 - 5r| will be positive)

User Kirecligol
by
8.4k points
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