Answer:
When a=-2, and b=5, a+b = -2+5, which is equal to 3.
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The picture isn't very clear
Answer:
The identity property of multiplication, also called the multiplication property of one says that a number does not change when that number is multiplied by 1. Ex. 12x1=12
Answer:
approx. $1.85 or $1.86 each marker
