45 because 1set equals 3 push ups and she did ten sets so 10sets equal 30 push ups and then her coach asked her to do 15 more so 30 plus 15 equals 45 so she did 45 push ups that day!
A variable with a fraction exponent can be rewritten using a radical.
The equations would be A. radical equation
3+4=7
7 x 8=56
There will be 56 airplanes :)Hope this helped!