Combine Like Terms Equation

What are the like terms in the equation:

 $3\ +\ 7x\ -9\ =\ 5$  

• 3 and 7x

• 7x and -9

• 3 and -9

• there are no like terms here

Tags

CCSS.6.EE.A.2B

When you combine the like terms from the equation:

2x - 3 + 4x = 27

What is the simplified equation?

• 3x = 27

• 6x - 3 = 27

• 2x + 1 = 27

• 9x = 27

Tags

CCSS.6.EE.B.7

 Which choice describes the step needed to isolate the variable?

 $16\ =\ \frac{k}{11}$  

• multiply both sides by 11

• divide both sides by 11

• add both sides by 11

• subtract both sides by 11

Tags

CCSS.6.EE.B.7

Which options show expressions with like terms that can be combined? Check all that apply!

• −6k + 7k

• −4x − 10y

• 12r − 8 − 12

• $2x^2\ +\ 4\ -x$

Tags

CCSS.7.EE.A.1