Which expression is equivalent to 13(4−5x−1) ? −5x+3 −5x+13 −53x−1 −53x+1

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?

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

The suare root of 9x plus 7 plus the square rot of 2x equall to 7