Answer:
x = 4
Step-by-step explanation:
First, you subtract 1 from both sides, giving you 3x = x + 8
Then you subtract 1x from both sides, so 2x = 8
Divide the 2 from both sides which leaves you with the answer, x = 4
4
3x+1=x+9
3x-x=9-1
2x=8
x=4
5
a
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0.5 hours
Explanation:
Given:
Formula:
Solve: