Respuesta :

milenathemeli

Answer:

-x exponent 2 + 13x

Step-by-step explanation:

(x) (13 + -x) = (x)(13)+ (x)(-x) = 13x- x exponent 2. So your final answer -x exponent 2+ 13x

izzydechazal
=30

3(13-3)
13-3=10
10X3=30