Question

4) Reduzir os termos semelhantes, conforme exemplo:
a)20y-y-17y-5y+8b=
b)3a+5b - 7b +a + a + a =
c)10b+ 15y - 24 - 15y =
d)5x+12y+8x-9y=
e)27 - 9y – 45 +15y =
f)a + a + a + a + a + a=
g)b + b + 2 + 5 + b-b-4-7 + b =
1976

Answer 1

Resposta:

a)20y-23y+8b=-3y+8b

b)6a-2b

c)10b-24

d)13-3y

e)-6y-18

f)6a

g)3b-4