3 years ago

I need help with math work!!

Mathematics

1 answer:

Akimi4 [234]3 years ago

4 0

Answer:

(g-h)=x^2+5-8-x

=x^2-x-3

(g-h)(-9) means x= -9

x^2-x-3

=(-9)^2-(-9)-3

=81+9-3

=90-3

=87

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