Writing Equations from Word Problems

12 more than a number

• 12 + n

• n - 12

• 12 > n

• 12 < n

Tags

CCSS.6.EE.A.2A

Find the slope(m) and y-intercept (b):
  $y\ =\ 5+\frac{1}{2}x$  

• b = 5
  m =  $\frac{1}{2}$  

• b = y

  m = x

• b =  $\frac{1}{2}$  
  m = 5

• b = 0
  m =  $\frac{5}{2}$  

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the slope(m) and y-intercept (b):

y = 3x + 2

• b = 2

  m = 3

• b = y

  m = x

• b = 3

  m = 2

• b = 0

  m = 3/2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the slope(m) and y-intercept (b)

y = 4 - 5x

• b = 4

  m = -5

• b = 4

  m = 5

• b = 5

  m = -4

• b = x

  m = 5/4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, what would the expression be?

• 3 + 2x

• 3x + 2

• 3x + 2x

• 5x

Tags

CCSS.HSA-SSE.A.1A

Write the linear equation given the information:

y-intercept (b) = - 3
slope (m) =  $\frac{2}{5}$  

• y = - 3  + $\frac{2}{5}$ x

• y = 2 + 5x

• y =  $\frac{2}{5}$  + 3x

• y = - 3  + $\frac{2}{5}$ 
  

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Six decreased by twice a number.

• 2x - 6

• 6 < 2x

• 6 - x

• 6 - 2x

Tags

CCSS.6.EE.A.2A

Bob's Plumbing charges $15 per hour plus a service fee of $40 for coming out to your house. Which equation models this situation?

• y = 15x + 40

• y = 40x + 15

• y = 15x

• y = 15x - 40

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A holiday meal cost $12.50 a person plus a delivery fee of $30. Which equation represents the amount a holiday meal costs(y), including delivery, for x people?

• y = 12.50 + 30x

• y = 30 + 12.50x

• y = 12.50 + 30

• 12.50x = 30

Tags

CCSS.6.EE.C.9

Lisa went to the mall to do her back-to-school shopping. When she returned home, she noticed that the number of shirts(s) she purchased was 3 more than twice the number of pants(p) she bought. Write an equation that can be used to represent the number of shirts Lisa purchased

• p = 3 + 2s

• s + 2p = 3

• 2p = s + 3

• s = 3 + 2p

Tags

CCSS.6.EE.C.9