Equations and Expressions

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Tags

CCSS.7.EE.A.1

3x-5x

• 2x

• 8x

• -2x

• 15x²

Tags

CCSS.7.EE.A.1

-6k + 7k=

• k

• -k

• 12k

• -12k

Tags

CCSS.7.EE.A.1

What inequality does the number line graph represent?

• x > 5

• x < −5

• x ≥ 5

• x ≥ −5

Tags

CCSS.6.EE.B.8

x > 6 is read as

• "any number greater than 6"

• "any number lesser than 6"

• "any number greater than or equal to 6"

Tags

CCSS.6.EE.B.8

less than or equal to

• <

• >

• ≤

• ≥

Tags

CCSS.6.EE.B.8

What rule would explain this input output table?

• The output is 3 times as much as the input.

• The input is 3 times as much as the output.

• The output is 8 times as much as the input.

• The input is 8 times as much as the output.

Tags

CCSS.5.OA.B.3

Solve for n: 45n=225

• 5

• 270

• 180

• 10,125

Tags

CCSS.6.EE.B.7

What do we call a letter that is used to represent an unknown value?

• Coefficient

• Variable

• Constant

• Term

Tags

CCSS.6.EE.A.2B

What is a number written before a variable, that indicates multiplication?

• Term

• Sum

• Variable

• Coefficient

Tags

CCSS.6.EE.A.2B