Here is an addition sentence. 5 + 2 = 7 choose the related addition sentence that shows the commutative property of addition. a. 3 + 4 = 7 b. 2 + 5 = 7 c. 7 = 5 + 2 d. 7 – 2 = 5

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Solve 2x+y=3 x+y=5 in substitution method

What is the slope of the line shown below?