Respuesta :

35q+7q-45q=3 (you group like terms)
now your equation is
3+3q-2-9
group 3,2,&9
3+2-9=4
your answer is 3q+9
i beleive
1) Group the like terms
     3 + 3q - 2 - 9
2) group 3,2,&9
     3+2-9=4 
I think the answer is 3q+9