Answer: 7
Explanation:
To solve the problem you need to use algebra.
Subtract 13 on both sides.
Proceed to divide by 2 to solve for x.
Now using your x-value, plug that into 3x+1 to get your solution.
2x+13=17
2x=17-13
2x=4
x=4/2
x=2
then,
3x+1
= 3*2+1
= 6+1
= 7
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