Which expressions are equivalent to 8.9 x + 6.2 + 8.7? Check all that apply. 9 x + 6 + 9
8.9 + 6.2 + 8.7 x
8.9 x + 8.7 + 6.2
8.7 + 8.9 x + 6.2
6.2 + 8.7 + 8.9
6.2 + 8.7 + 8.9 x
8.9 + 6.2 x + 8.7

Convert 16 yards to feet use the conversion rate 3 feet = 1 yard

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.