what could be the first step in solving the equation 13x^2+9=45?
AMultiply both sides of the equation by 13.
BTake the square root of both sides of the equation.
CAdd 9 to both sides of the equation.
DSubtract 9 from both sides of the equation.
AMultiply both sides of the equation by 13.
BTake the square root of both sides of the equation.
CAdd 9 to both sides of the equation.
DSubtract 9 from both sides of the equation.