Writing and Solving Equations

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

• 5 - x = 15

• 15 - 5 = x

• x - 5 = 15

• 15 - x = 5

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

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

• 4x + 2 = 18

• 18 = 4 + 2x

• 2x + 18 = 4

• 4x + 2 = 18

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

What is the difference between an expression and an equation?

• expressions have an equal sign and equations do not have an equal sign

• expressions do not have an equal sign and equations do have an equal sign.

• expressions do not have variables and equations have variables

• there is no difference

Tags

CCSS.6.EE.A.4

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

Solve: 7y = 91

• y = 13

• y = 637

• y = 98

• y = 84

Tags

CCSS.6.EE.B.7

Which equation has w = 8 as the solution?

• 16w = 240

• 16 - w = 9

• 4 + w = 10

• 8w = 64

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

Solve the equation: 20.5 = x + 4

• x = 24. 5

• x = 16. 05

• x = 16.5

• x = 24. 05

Tags

CCSS.6.EE.B.7

Solve the equation 2/3 x = 16

• x = 24

• x = 10

• x = 16

• x = 8

Tags

CCSS.6.EE.B.7

Cheryl gets paid $8 per hour, h. She made a total of $96 las week. Which equation models this equation?

• 96h = 8

• h/96 = 8

• 8h = 96

• h/8 = 96

Tags

CCSS.HSA.CED.A.3