Basics of solving equations

True or False? 
3+1=4

• True
• False

Tags

CCSS.1.OA.A.1

4 + 2 = 5 + 1

• True
• False

Tags

CCSS.1.OA.B.3

Tell whether the value of the variable is a solution to the equation:
6 ÷ y = 3
when y = 2

• yes
• no

Tags

CCSS.6.EE.B.5

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Tags

CCSS.7.EE.A.1

2(4 + 9w) 

• 8+9w
• 2+9
• 8+18w
• 2+9w

Tags

CCSS.6.EE.A.3

-4(-4d - 5)

• -16d+20
• 16+20
• 16d+20
• 16s-20

Tags

CCSS.6.EE.A.3

X² can be combined with X

• True

• False

Tags

CCSS.7.EE.A.1

Simplify the Expression:

9xy + 3x - 6xy + 2x

• 3xy + 5x

• 8xy

• 8x

• 15xy + 5x

Tags

CCSS.7.EE.A.1

5x + 3y + 5 + 4x + 3y + y + 8

• 9x + 7y + 13
• 6x + 2y + 2
• 25x + 2y + 3
• x + 7y + 12

Tags

CCSS.7.EE.A.1

Select the correct way to combine like terms in this equation: 6x + 7x  - 1 = 25

• Subtract 1 from both sides to cancel the -1
• Divide both sides by -1
• Add 6x and 7x to get 13x
• Subtract 6x from 7x

Tags

CCSS.6.EE.B.7