If the sum of x and y is 90 and y is 6 more than four times x, which of the following systems of equations could be used to solve for x and y? x+y=90x−4y=6

x+y=904x−y=−6

x+y=906x−y=−4

x+y=904x−y=6

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.