Solve for a variable
Writing Equations
Interpreting a Graph
Solving a System by Graphing
100
Solve for x:
x+2=-7
x=-9
100
Tim is starting off with $100 in his new savings account. He plans to deposit $15 every month.
Write an equation for this situation if V represents the value of the account after M months
V=100+15M
100
If no textbooks are sold, how many notebooks would have to be sold?
75
100
Solve the following system by graphing:
y=x+1
y=3x-1
(1,2)
200
Solve for x:
x+2y=3
x=-2y+3 or x=3-2y
200
*DOUBLE JEOPARDY*
A theater makes 200 dollars from selling drinks for $5 and popcorn for $6.
Write an equation that represents the situation for D drinks and P popcorns.
5D+6P=200
200
*DOUBLE JEOPARDY*
How many textbooks would be sold if 10 notebooks are sold?
13
200
*DOUBLE JEOPARDY*
Solve the following system by graphing:
y=-2x+3
y=3x-2
(1,1)
300
Solve for x:
3x+9y=6
x=-3y+2 or x=2-3y
300
55 students are going on a field trip to Knott's Berry Farm. The students can go in cars that seat 4 people and vans that seat 7 people.
Write an equation that represents this situation for the number of cars C, and the number of vans V.
4C+7V=55
300
If zero notebooks were purchased, how many textbooks would need to be sold?
20
300
Solve the system of equations by graphing:
(2,3)
400
*DOUBLE JEOPARDY*
Solve for k:
m=2+wk
400
Andrew has $13.55 in a piggy bank. He started with a $1 bill and has only ever put in dimes ($0.10) and quarters ($0.25) since then.
Write an equation that represents this situation for D dimes and Q quarters.
0.10D+0.25Q+1.00=13.55
400
If 2 textbooks were purchased, how many notebooks would have to be sold?
40
400
Solve the following system by graphing:
y=2x+2
-4x+2y=4
Infinitely many solutions
500
Solve for y:
2x+3y-4=5
500
You are attending a local carnival. The carnival charges a $5 dollar entry fee and then sells tickets to go on rides for $1 and tickets to buy food for $2.
Write an equation for this situation if you buy R tickets for rides, and F tickets for food, and spend a total of D dollars.
5+1R+2F=D
500
If 7 textbooks were purchased, how many notebooks would need to be sold?
15
500
Solve the following system by graphing:
y=-3x+5
-3x-y=1
No solution