Question

me ajudem por favorne importantr

Answer 1

a)
3a+2b+5a+7b
8a+5b

b)
6a+9b-4a-5b
2a+4b
2(a+2b)

c)
4x-2y-x+3y
3x+y

d)$3xy+ 8x^{2}-2xy+3 x^{2}y+y$
$xy+8 x^{2}+3 x^{2}y+y$