Answer:
C
Explanation:
Given
9q² - (3q - 7) + 5q² ← distribute parenthesis by -
= 9q² - 2q + + 5q² ← collect like terms
= 14q² - 2q + → C
c. 14q²-2q+14/3
9q²-2/3(3q-7)+5q²
multiply 2/3 with bracket
= 9q²-2q+14/3+5q²
=14q²-2q+14/3
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