mario colected 18 coins mario has four more coins than twice the number of coin luigi has how many coins do luigi have

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?