Answer :
Answer:
11x² - x + 10
Step-by-step explanation:
Given
(5x² + 2x + 1) + (6x² - 3x + 9 ) ← remove both parenthesis
= 5x² + 2x + 1 + 6x² - 3x + 9 ← collect like terms
= 11x² - x + 10
Answer:
11x² - x + 10
Step-by-step explanation:
Given
(5x² + 2x + 1) + (6x² - 3x + 9 ) ← remove both parenthesis
= 5x² + 2x + 1 + 6x² - 3x + 9 ← collect like terms
= 11x² - x + 10