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Help, I'm very lost. I dont know what to do.

Help, I'm very lost. I dont know what to do.-example-1

1 Answer

2 votes

Answer:

x=11

Explanation:

(3x-1)+(6x-8)= 90

9x- 9= 90

+9 +9

9x=99

/9 /9

x=11

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