solve equations

2x + 3(5x - 7) = 47

• x = 1
• x = 2
• x = 3
• x = 4

Tags

CCSS.8.EE.C.7B

-11 + 3(b + 5) = 7

• b = 1
• b= -1
• b = 3
• b = -3

Tags

CCSS.7.EE.B.4A

2. Cheryl gets paid $8 per hour for her job at the record store.  She made a total of $96 last week.  Which equation models this situation?

• 96h = 8
• h/96 = 8
• 8h = 96
• h/8 = 96

Tags

CCSS.HSA.CED.A.3

Write an equation models the following statement:
 17 less than h equals 42

• 17-h=42
• h-17=42
• h+17=42
• 17+h=42

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Write an equation models the following statement:
 17 less than h equals 42

• 17-h=42
• h-17=42
• h+17=42
• 17+h=42

Which choice describes the step needed to isolate the variable? (Tap outside of the gray box to see the equation.)

• Divide both sides by 11
• Multiply both sides by 11.
• Add 11 to both sides.
• Subtract 11 to both sides.

Tags

CCSS.6.EE.B.7

Solve the equation:
20.)  5 = 4 - x

• x= 1
• x = -1
• x = 2
• x = -24.5

Tags

CCSS.6.EE.B.7

2x - 3 + 4x = 27

• x= 12
• x = 4
• x = 5
• x = 15

Tags

CCSS.8.EE.C.7B

Simplify
3(x² + 7x -2)

• 3x² +10x-1
• 3x²+21x-6
• 3x² +21x+6
• x=5

Tags

CCSS.7.EE.A.1

Simplify 5x + 3 -2x + 1

• 7x² +4
• 5x+1
• 7x + 4
• 3x+4

Tags

CCSS.7.EE.A.1