Respuesta :
Well it really depends of what a is equal to. But here it is with parenthesis;
( -3 x a ) + (52 x a) so you are adding -3 x a to 52 x a. If you know what a is I could give you the final answer.
( -3 x a ) + (52 x a) so you are adding -3 x a to 52 x a. If you know what a is I could give you the final answer.