Question

sabendo que x + y + z = 14ea - b =8, determine o valor numerico de ax+ ay+ az - bx - by - bz

Answer 1

fatorar ax + a y + az - bx - by - bz = a. (x + y + z) - b. (x + y + z) =

= (x + y + z) . ( a - b)=

= 14 . 8=

=112