Skip to content

K–12 course Available practice SAT practice Sign in Admin

grade 9 · A1-013

Add polynomials

Combine only terms with matching variable parts and exponents.

← Learning map

Learn together Try with a hint Show what I know

Try with a hintFresh problem · seed 99829555

Simplify \((2x^{2} + 7x - 7)+(2x^{2} + 6x + 1)\).

x²xconstant27-7261

Give me one hint

Group x-squared terms, x-terms, and constants separately.

Choose an answer\(4x^{2} + 13x - 6\)\(4x^{2} + 42x - 7\)\(4x^{2} + 1x - 6\)\(4x^{2} + 13x - 8\)

It is always okay to go back to more help.

Math Lab is a working name for Ready Rung's separate math-learning product. Guided success and independent evidence are reported separately.