X + 5 = 29
solve for x :
solve for y:

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?

Plot the intercepts to graph the equation

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.