Expressions and Equations

What is the simplified form of this expression
3x+4+5x+3

• 15x
• 8x+7
• 7x+8

Tags

CCSS.7.EE.A.1

Add these expressions
(3x+15) + (4x+13)

• 7x+ 28
• 35x
• x+2

Tags

CCSS.HSA.APR.A.1

Maria has 25 dollars.  She has to buy a gallon of milk which costs $3.50.  She wants to spend the rest of her money on cereal.  If each box of cereal costs $4.50, how many can she purchase?

• 4 boxes
• 5 boxes
• 6 boxes
• 7 boxes

Tags

CCSS.7.EE.B.4A

Solve 
  -5t + 9 = 24

• t = -3
• t = 3
• t = 6
• t = 12

Tags

CCSS.7.EE.B.4A

Solve  12 - 6y = 24

• 2
• -2
• 3
• -3

Tags

CCSS.7.EE.B.4A

–2n + 5(–3 + 3n)

• –15 + n
• 17n – 15
• 13n – 15
• –17n + 3

Tags

CCSS.6.EE.A.3

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

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

Evaluate the expression.    Let     c = 3     d = 2
3c + 7d

• 27
• 21
• 29
• 23

Tags

CCSS.6.EE.A.2C

What is the first step to solve this equation:
11 - 3x = 44

• Subtract 11 from both sides
• Divide  - 3 on both sides
• Add 3 to both sides
• Add 11 to both sides

Tags

CCSS.7.EE.B.4A

-6(8x-7)=522

• x=-10
• x=109
• x=10
• x=4

Tags

CCSS.7.EE.B.4A