Question

a) (+7xy) + (-3xy) = b) (-8ax?) + (+11ax) = c) (-2ky) + (-3ky) =​

Answer 1

Resposta:

a) (+7xy) + (-3xy)= 7xy-3xy= 4xy

b) (-8ax) + (+11ax)= -8ax+11ax= 3ax

c) (-2ky) + (-3ky)= -2ky-3ky= -5ky