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REY [17]
3 years ago
10

Need a quick answer please

Mathematics
1 answer:
Over [174]3 years ago
5 0

Answer:

39

Step-by-step explanation:

6x-15+3x+6=90

Simplify: 9x-9=90

9x=99

x=11

3(11)+6

33+6

<H= 39

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