Write the expression in factored form. 100m^4 - 9

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Which is the correct first step in finding the area of the base of a cylinder with a volume of 26x cubic meters and a height of 6.5 meters? v=bh 6.5=b(26x) v=bh v=26pi+(6.5) v=bh v=26pi(6.5) v=bh 26pi=b(6.5)

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.