Alex borrowed $12.50 from his friend danilo. he paid him back $8.75. how much does he still owe?

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

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

Each day jake donates money to the global.