(6x2 - 7x-20) + (11r - 9x+7)
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Let's simplify step-by-step.
6x2−7x−20+11r−9x+7
=6x2+−7x+−20+11r+−9x+7
Combine Like Terms:
=6x2+−7x+−20+11r+−9x+7
=(6x2)+(11r)+(−7x+−9x)+(−20+7)
=6x2+11r+−16x+−13
Answer:
=6x2+11r−16x−13