What is the first step in solving the equation 3 point 5 n plus 6 point 4 is equal to 42 point 5 ?
A
Multiply each side of the equation by 3 point 5 .B
Add 6 point 4 to each side of the equation.C
Subtract 6 point 4 from each side of the equation.D
Divide each side of the equation by 6 point 4 .