Add. (4z^2 + 8z + 9) + (z^2 + 7z + 9) ______

Write Problem & Align Terms: Write down the problem and align like terms. (4z^2 + 8z + 9) + (z^2 + 7z + 9)Remove Parentheses & Combine: Remove the parentheses and combine like terms. 4z^2 + 8z + 9 + z^2 + 7z + 9Group Like Terms Together: Group the like terms together. (4z^2 + z^2) + (8z + 7z) + (9 + 9)Add Coefficients of Like Terms: Add the coefficients of the like terms. (4z^2 + z^2) = 5z^2 (8z + 7z) = 15z (9 + 9) = 18Write Final Expression: Write the final expression by combining the results from Step 4. 5z^2 + 15z + 18

Resources

Testimonials

Plans

Resources

Testimonials

Plans

AI tutor

Welcome to Bytelearn!

Let’s check out your problem:

Add. $\newline$ $(4z^2 + 8z + 9) + (z^2 + 7z + 9)$ $\newline$ ______

View step-by-step help

Home

Math Problems

Algebra 1

Add and subtract polynomials

Full solution

Q. Add.

\newline

(4z^2 + 8z + 9) + (z^2 + 7z + 9)

\newline

______

Write Problem & Align Terms: Write down the problem and align like terms. $\newline$ $(4z^2 + 8z + 9) + (z^2 + 7z + 9)$
Remove Parentheses & Combine: Remove the parentheses and combine like terms. $\newline$ $4z^2 + 8z + 9 + z^2 + 7z + 9$
Group Like Terms Together: Group the like terms together. $\newline$ $(4z^2 + z^2) + (8z + 7z) + (9 + 9)$
Add Coefficients of Like Terms: Add the coefficients of the like terms. $\newline$ $(4z^2 + z^2) = 5z^2$ $\newline$ $(8z + 7z) = 15z$ $\newline$ $(9 + 9) = 18$
Write Final Expression: Write the final expression by combining the results from Step $4$ . $5z^2 + 15z + 18$