John used 3/4 yard of black ribbon and 1/2 yard yellow. ribbon to make a frame for a picture. what is the total length of ribbon he used?

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.

Which expression is equivalent to -12(3x-3/4)

Y=21.95x+10 y=22.45x solve by substitution