Solving Equations from Models

Is 7 a solution to the equation?

3x+8-x = 5x-4

• yes

• maybe

• no

Tags

CCSS.6.EE.B.5

What is the next step to solve this equation?
n - 4 = -2

• Add 4 to both sides of the equation

• Add n to both sides of the equation

• Subtract n from both sides of the equation

• Subtract 4 from both sides of the equation

Tags

CCSS.6.EE.B.7

The objective when solving an equation is to....

• isolate the variable.

• check the solution.

• guess and check.

• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

Which equation has a solution of 24?

• -48 + 12 + x = -12

• -14 + 12 + x = -12

• -31x - 41x = -48

• -46x + 48x = 12

Tags

CCSS.6.EE.B.5

Cheryl gets paid $8 per hour for her job at the record store and $15 for working late on Saturday.  She made a total of $96 last week.  Which equation models this situation?

• 96h + 15 = 8

• h/96 = 8

• 8h + 15 = 96

• h/8 = 96

Tags

CCSS.HSA.CED.A.3

Ken is thinking of a number. Nine more than the product of 4 and the number is 73. What is the equation?

• 4 + 9x = 73

• 4x = 73

• 4x + 9 = 73

• 9x + 4 = 73

Tags

CCSS.HSA.CED.A.3

Translate: 5 less than a number, x, is 15.

• 5 - x = 15

• 15 - 5 = x

• x - 5 = 15

• 15 - x = 5

Translate: Two more than 4 times a number is 18.

• 4x + 2 = 18

• 18 = 4 + 2x

• 2x + 18 = 4

• 4x + 2 = 18

Translate into a word sentence: 3x - 8 = 34

• three times a number increased by 8 is 34

• the quotient of 3 and a number 8 equals 34

• eight less than three times a number is equal to 34

• three times a number fewer than 8 is the same as 34

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Solve: 76 = x + 39

• x = 27

• x = 37

• x = 95

• x = 115

Tags

CCSS.6.EE.B.7