Writing Equations Given Rate of Change & Constant

Write an Linear Equation (y=mx+b) for the situation. Dr. Anderson at the clinic just prescribed a medication for someone that was sick. The patient is instructed to take 3 pills a day, there are 54 pills in the bottle.

(a)  

Which of names or formulas can represent Slope of a linear line?

• "b"

• "m"

• Rate of Change

• Constant

Mr. Phillips needs to buy shingles to finish a house. BMI materials quotes him $75.78 a square plus $125 delivery charge. In this situation which cost represents "RATE of CHANGE"?

• $125

• $75.78

• There is no rate of Change.

Write an Linear Equation (y=mx+b) for the situation. Mr. Lytle went to the gas station to fill up his truck and get snacks. The gas is $3.87 per gallon, he also went and spent $10 on breakfast.

(a)  

Write a Linear Equation (y=mx+b) for the situation. Mr. Long is ordering sheeting to roof a house. It costs $19.78 for a sheet of plywood 7/16" by 48" by 96". They are also going to apply a $75 deliver charge.

(a)  

Write a Linear Equation (y=mx+b) for the situation. Abby's dad sales eggs for $4.99 a dozen and $25 for delivery for orders over 100 dozen.

(a)  

Write a Linear Equation (y=mx+b) for the situation. Tegan was going deer hunting. it cost him $250 for the tag. The bullets are going to cost him $3.50 per shell.

(a)  

Write a Linear Equation (y=mx+b) for the situation. Donovan was playing a video game on his phone. It was losing 10% charge every 2 minute. His phone was at 100% when he started.

(a)  

Write a Linear Equation (y=mx+b) for the situation. Kaley is reading a book that has 943 pages. She is reading about 45 pages an hour.

(a)  

Mr. Markarian is renting out apartments. He wants $1000 deposit and then $1200 per month for rent. In this situation which cost represents "RATE of CHANGE"?

• $1000

• $1200

• There is no Rate of Change