Simplifying expressions and solving equations

Simplify:6b + 7b - 10

• 3b
• 13b - 10
• 13b² - 10
• 3b²

Tags

CCSS.7.EE.A.1

Add these expressions
(x+5) + (2x+10)

• 3x+15
• x-5
• 18x

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

Simplify the Expression. 
9z  - 21 - 3z + 10

• Simplified
• 9z - 21 - 7
• 9z - 11 -3z
• 6z - 11

Tags

CCSS.7.EE.A.1

x²+2−1+6x²−4x²

• x ²  -1
• x² +1
• 3x² +1
• x ²+3

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.EE.A.4

Simplify the expression: 7+3(1 - 2x) 

• 21 - 6x
• 10 - 2x
• 10 - 20x
• 10 - 6x

Tags

CCSS.6.EE.A.3

Simplify the expression:
6 + 2(7x - 3) 

• 12 + 7x
• 14x
• 14x + 3
• 9 + 7x

Tags

CCSS.6.EE.A.3

Simplify    5(2 - 7n)

•  52 - 57n
• 10 - 7n
• 10 - 35n
• 10 + 35n

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.B.6

CCSS.6.NS.B.4

Choose the equivalent expression.

6(4c + 5)

• 24c + 5

• 24c + 30

• 4c + 5

• 4c + 30

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4

 A mathematical phrase involving at least one variable and sometimes numbers and operation symbols. 

• Variable
• Algebraic Expression
• Constant
• Coefficient

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

A letter or symbol used to represent a number or quantities that vary

• constant
• coefficient
• variable
• term

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6