Question

Resolva sendo:
A=(2x-3y+12)
B=)x+13y-51)
C=(-5x+3y+2)

Calcule:

a)A+B

b)C-B

c)A-B

PFVR GENTE ME AJUDEM!!!!!

Answer 1

a+b
2x-3y+12+x+13y-51
3x+10y-39

c-b
(-5x+3y+2)-(x+13y-51)
-5x+3y+2-x-13+51
-6x-10y+53

a-b
(2x-3y+12)-(x+13y-51)
2x-3y+12-x-13y+51
x-16y+63