How could you use the Commutative Property of Addition to rewrite the expression - 21 + 7? A) - 21 (7) B) 3 (-21) + 7 C) 7 + (-21) D) 3 (-7) + 21 Submit

Sally is selling cookies for $2 and cokes for $1. She wants to sell 5 of each. Her goal is at $25 in sells

Find the answer to each word problem. 29. Diane bought 48 bottles of water. Ewan bought 60 bottles. The water came in packs of the same number of bottles. What is the greatest number of bottles that could be in a pack?

Which gives the solutions to this inequality? 5j + 3 > 18

What geometric series represent 0.4444 as a fraction

The area of a square can be found using the equation A = s², where A is the area and s is the measures of one side of the square. Match the equation for how to solve for the side length of a square to its description. A square has an area of 60 in2.

Sang swam 2,000 meters. Lu ran 3 times farther. How far did Lu run?

The rate of depreciation dv / dt of a machine is inversely proportional to the square of t + 1, where v is the value of the machine t years after it was purchased.

What would happen if two quantities in a ratio had different units? How would you simplify it?

815 gallons of gas cost $32. How many gallons of gas can Mike buy for $20?

What does Pythagoras' famous theorem involve?