1.) Multiply the parentheses by -5x 2.) Move the constant to the left 3.) Change the signs 4.) Solve the quadratic equation 5.) Evaluate the powers and multiply 6.) Calculate
The first one is 135 per hour if you barely went 90 miles in a hour in a half, and the second one it is 1/3+1/3+1/3 you add 2 more thirds so it means you add 2 forths 1/4/+1/4+1/4=3/4 so you paint 3/4's of the wall