Random Equations
Systems of Equations
Rate of Change
Initial Value / Start
Graphs & Tables
100
Solve the equation (4x)/3 = 8
x = 6
100
Solve the equation:
3(w-4) - 9w + 8 = -2(3w+2)
What is many solution?
100
What is the slope in the function y = -3x + 7
What is -3 or -3/1
100
In the function y = -8x + 10, what is the initial / start value?
What is 10?
100
What is the y-intercept?
What is 3.
200
The solution to the equation:
5t + 11 = -9 + 7t
What is t = 10?
200
The graph shows the height in inches, h, of a bamboo plant t months after it has been planted.
This is the start value.
What is 13?
200
Billy loves chocolate. He starts with a truckload of 1080 kg of chocolate. He eats the same amount each day. After 58 days, he has 993 kg. This is how much he eats every day.
What is 1.5 kg/day?
200
What is the initial value of the function with the points (0, 5) and (4,7)?
What is 5?
200
What is the slope / rate of change of this function?
What is -3/2
300
The solution to the equation:
3(f+5) = 90
What is 25?
300
What is the solution to this system of equations?
What is (3, -2)
300
The rate of change between the points (3, 8) and (5, 9)
What is m = 1/2
300
The Wilde Family has 143 pounds of sugar after 5 weeks. After 17 weeks, they have 89 pounds of sugar. Assuming they eat the same amount each week, how much sugar did they have to start?
What is 165.5 pounds of sugar?
300
What is the rate of change of this table?
What is 4/1 or 4.
400
The solution to the equation:
4w + 7 - 10w = -2(3w+2)
What is "no solution"?
400
How many solutions are there between these two equations?
none or No solution.
400
The slope / rate of change between the points (8, -2) and (-2, -8)
What is m = -3/5
400
A line goes through the points (4,8) and (9,23). This is the start value.
**Hint: make a table, find the rate of change, and work backwards.
What is -4?
400
Which is a better deal if you drive 25 miles?
Renting a moving van:
Company A: $45 to rent plus $0.50 for each mile driven.
Company B: $55 to rent plus $0.10 per mile driven.
What is they are the same cost if you drive 25 miles.
500
The solution to the equation:
(k-11)/4 = 32
What is 139?
500
Write an pair of equations that represents the following situation.
Bucke family starts with 182 pounds of sugar and consumes 6 pounds each week.
The Wilde family starts with with 165 and consumes 4 pounds each week.
y = 182 - 6x OR y = -6x + 182
y = 165 - 4x OR y = -4x + 165
500
Bills Bike Rental charges $8 an hour plus a $35 rental fee. Write an equation that represents the total fee.
What is y = 8x + 35
500
Austin buys the new iPhone XS max for $500 plus $50 a month. Write an equation that represents the total cost.
What is y = 50x + 500
500
Double Jeopardy Question (not related to graphs) Identify the slope and y - intercept in the following equation: y = 12 - 6x
What is (-6) = slope, (12) = y intercept