Answer:
(3x2-7x)-(4x2+6x)= −x^2−13x
Explanation:
(3x2-7x)-(4x2+6x)
Distribute the Negative Sign:
=3x^2−7x+−1(4x^2+6x)
=3x^2+−7x+−1(4x^2)+−1(6x)
=3x^2+−7x+−4x^2+−6x
Combine Like Terms:
=3x^2+−7x+−4x^2+−6x
=(3x^2+−4x^2)+(−7x+−6x)
=−x^2+−13x
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