equivalent equations

Which of the following expressions is equivalent to 12a + 3a?

• a(12 + 3a)
• 3a(4 + 1)
• 3(12a + a)
• a(12 + 3a)

Tags

CCSS.6.EE.A.4

Find an equivalent expression for the given expression: 36x + 24

• 4(9x + 7)
• 4(9x + 8)
• 2(18x + 12)
• 12(3x + 3)

Tags

CCSS.6.EE.A.4

Which answer choice is equivalent to:

12x-16

Select all that apply.

• 3(4x+5)

• 3(4x-6)

• 4(4x-3)

• 4(3x-4)

• 8x-(4⋅4)+4x

Tags

CCSS.6.EE.A.4

Three times a number increased by nine

• 3h-9
• 3(h-9)
• 3(h+9)
• 3h+9

Tags

CCSS.6.EE.A.2A

Write an expression for the perimeter knowing each side is m+6. Select ALL that apply

• 4m+24

• 4m+6

• m+6+m+6+m+6+m+6

• 4(m) +4(6)

Tags

CCSS.7.EE.A.1

Write an algebraic expression for:
2 less than the sum of 10 and a number

• 10n -2
• 10 + n - 2
• 2 - 10 + n
• 2 - 10n

Tags

CCSS.6.EE.A.2A

Three times the difference of a number and 7

• 3x - 7
• 3(x - 7)
• 3(x + 7)
• 3(7) - y

Tags

CCSS.6.EE.A.2A

twice h increased by 5

• 2 + h + 5
• h ∙ h + 5
• 5 ∙ h ∙ 2
• 2h + 5

Tags

CCSS.6.EE.A.2A

One-third of the total number of boys and girls in the class

• 1/3b + g
• 3(b+g)
• 1/3(b+g)
• b+g + 3

Tags

CCSS.6.EE.A.2A

Bananas cost $0.50 each. How much would x bananas cost? 

• 5x
• 0.5x
• 5 + x
• 0.5 + x

Tags

CCSS.HSA-SSE.A.1A