Add. (7a^2 + 9a + 1) + (5a^2 + a + 3) ______

Write Expressions: Write down the expressions to be added. (7a^2 + 9a + 1) + (5a^2 + a + 3)Combine Terms: Remove the parentheses and combine like terms. 7a^2 + 9a + 1 + 5a^2 + a + 3Group Like Terms: Group the like terms together. (7a^2 + 5a^2) + (9a + a) + (1 + 3)Add Coefficients: Add the coefficients of the like terms. (7a^2 + 5a^2) = 12a^2 (9a + a) = 10a (1 + 3) = 4Write Final Expression: Write the final expression by combining the results from Step 4. 12a^2 + 10a + 4

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Add. $\newline$ $(7a^2 + 9a + 1) + (5a^2 + a + 3)$ $\newline$ ______

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Algebra 1

Add and subtract polynomials

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Q. Add.

\newline

(7a^2 + 9a + 1) + (5a^2 + a + 3)

\newline

______

Write Expressions: Write down the expressions to be added. $\newline$ $(7a^2 + 9a + 1) + (5a^2 + a + 3)$
Combine Terms: Remove the parentheses and combine like terms. $7a^2 + 9a + 1 + 5a^2 + a + 3$
Group Like Terms: Group the like terms together. $\newline$ $(7a^2 + 5a^2) + (9a + a) + (1 + 3)$
Add Coefficients: Add the coefficients of the like terms. $\newline$ $(7a^2 + 5a^2) = 12a^2$ $\newline$ $(9a + a) = 10a$ $\newline$ $(1 + 3) = 4$
Write Final Expression: Write the final expression by combining the results from Step $4$ . $12a^2 + 10a + 4$