(6x to the second power +7x) + (5-2 to the second power +9x) please help
1 answer:
Answer:
4x^2+16x+5
Step-by-step explanation:
(6x^2+7x)+(5-2x^2+9x)
6x^2-2x^2+7x+9x+5
4x^2+16x+5
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Step-by-step explanation:
