Simplifying Equations

Simplifying Expressions

Simplify means to make smaller and easier. Sometimes we can solve, but most of the time we can't.

​8x+3-2x+4

​What is the first step I need to take in simplifying an expression?

• Consider the order of operations.

• Look to see if there are like terms.

• Use the distributive property if needed.

• Combine like terms.

Fill in the Blanks

What do I need to do first to simplify the expression: 3x - 2 (x + 4)

Math Response

Write the expression 3x - 2 (x + 4) after using the distributive property.

Type answer here

Correct Answer: 3x-2x-8

Deg^°

Rad

Multiple Choice

Which answer is the equivalence to 3x - 2 (x + 4)?

• x + 8

• x - 8

• 5x - 8

• 5x + 8

• 13x

Match

Match the expressions to their equivalent. ​

​ ​ ​ ​

• 5x + 2y - 6(3 +2y)
• 11x - 21 + 11 - 6x
• 3(2x + 4) - 5x
• 7y - 2(3y - 4)
• 4(x - 1) + 2(3 - x)

5x-10y-18

5x-10

x + 12

y + 8

2x+2

• 5x-10y-18

• 5x-10

• x + 12

• y + 8

• 2x+2