1-1 Simplify Expressions

1-1 Simplify Expressions

Today we will:
- Add like terms
- Distribute

Like Terms

• 2x and 3x

• -4xy and 6xy

• 30 and -12

Not Like Terms

• x and y

• -4xy and -4yz

• 30 and -12x

• X^2 and x 

Open Ended

What are some more examples of like terms?

Distribution

• Multiply to every term in the parentheses

• 2(x+1) = 2x+2

• -3(y - 4) = -3y + 12

Multiple Select

Which of the following distributed correctly?

• $-2\left(x-4\right)=-2x+8$

• $3\left(x\ -1\right)=3x+3$

• $5\left(2x-3\right)=5x-15$

• $3\left(x^2+6\right)=3x^2+18$

• $-\left(x-2\right)=-x+2$