I can combine like terms to simplify expressions.

Combine like terms to simplify the expression.

$$x^3+2x^2+7x+1+x^2-2x-4$$  

I can combine like terms to simplify expressions.

Combine like terms to simplify the expression.

$$2x^3+3x^2+4x+x^3-2x-4$$  

I can add and subtract polynomials.

Simplify the expression

$$\left(3r^2+2r+4\right)+\left(6r^2+3r+8\right)$$  

I can add and subtract polynomials.

Simplify the expression

$$\left(3r^2+2r+4\right)-\left(6r^2+3r+8\right)$$  

I can multiply a monomial times a polynomial using the distributive property.

Find the product.

$$7x\left(3x+2\right)$$  

I can multiply a monomial times a polynomial using the distributive property.

Find the product.

$$7xy\left(3x+2y\right)$$  

I can multiply polynomials.

Multiply the polynomials below and simplify.

$$\left(x+2\right)\left(x-4\right)$$  

I can multiply polynomials.

Multiply the polynomials below and simplify.

$$\left(2x^2y+2x\right)\left(3xy-4\right)$$