Answer: 52
Explanation:
We have 9x + 2y +5. We are given x=5 and y=1. Now all we have to do is insert 5 where "x" is, and 1 where "y" is.
9x + 2y + 5
9(5) + 2(1) + 5
45 + 2 + 5
45 + 7
= 52
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