Subtract. (3a^2 + 5a + 8) - (2a^2 + a + 7) ______

Write Problem: Write down the problem and remove the parentheses. (3a^2 + 5a + 8) - (2a^2 + a + 7) = 3a^2 + 5a + 8 - 2a^2 - a - 7Group Like Terms: Group the like terms together. 3a^2 - 2a^2 + 5a - a + 8 - 7Combine Like Terms: Combine the like terms. (3a^2 - 2a^2) + (5a - a) + (8 - 7)Simplify Each Group: Simplify each group of like terms. (3a^2 - 2a^2) = a^2 (5a - a) = 4a (8 - 7) = 1Write Final Expression: Write the final simplified expression. a^2 + 4a + 1

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Subtract. $\newline$ $(3a^2 + 5a + 8) - (2a^2 + a + 7)$

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Algebra 1

Add and subtract polynomials

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Q. Subtract.

\newline

(3a^2 + 5a + 8) - (2a^2 + a + 7)

Write Problem: Write down the problem and remove the parentheses. $\newline$ $(3a^2 + 5a + 8) - (2a^2 + a + 7) = 3a^2 + 5a + 8 - 2a^2 - a - 7$
Group Like Terms: Group the like terms together. $3a^2 - 2a^2 + 5a - a + 8 - 7$
Combine Like Terms: Combine the like terms. $\newline$ $(3a^2 - 2a^2) + (5a - a) + (8 - 7)$
Simplify Each Group: Simplify each group of like terms. $\newline$ $(3a^2 - 2a^2) = a^2$ $\newline$ $(5a - a) = 4a$ $\newline$ $(8 - 7) = 1$
Write Final Expression: Write the final simplified expression. $a^2 + 4a + 1$