Answer:
Explanation:
1. The sum of 5 and 8. _5+ 8 _____ =13
2. The product of 3 and 4. _3*4____ = 12
3. The square of 8. __8^2____ = 64
4. The sum of a number and 3. __x+3___
5. 4 times a number subtracted from 78. _78-4x_____
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