Which of the following number sentences is an example of the commutative property? Select all that apply. 1.9 × 1 = 1 × 1.9
14.7 + 2.8 = 2.8 + 14.7
2.5 × (3.4 × 1.4) = (2.5 × 3.4) × 1.4
4.5 × 5.5 = 12.375 × 2

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.