Solving by Graphing
Solving by Substitution
Solving By Elimination
Word Problems
100
Find the solution to the System of Equations
(1,3)
100
Solve by substitution.
y= 12-3x and
y=2x-3
(3,3)
100
Solve the following system by elimination
x+3y=-7 and -x+2y=-8
(2,-3)
100
Solve using elimination: Brianna’s family spent $134 on 2 adult tickets and 3 youth tickets at an amusement park. Max’s family spent $146 on 3 adult tickets and 2 youth tickets. What is the price of a youth ticket? Write the equations as well.
2x+3y=134 and 3x+2y=146;
$22 for a youth ticket.
200
Find the solution for the following equations.
y=x-1
y=2x+2
Answer:
200
Solve the following equations by substitution.
3x-2y=-3 AND y=7-4x
(1,3)
200
Solve the Following system by elimination.
x+3y=-4 and 2x-4y=32
(8,-4)
200
Mr. Malone is putting money in two savings accounts. Account A started with $200 and Account B started with
$300. Mr. Malone deposits $15 in Account A and $10 in Account B each month. In how many months will the
accounts have the same balance? What will that balance be?
In 20 months the balance would be $500 in each account.
300
What is the solution to the following equations? Draw a graph.
-5/3x+3=y
1/3x-3=y
300
Solve the equations using substitution
4y-2x=-2 and x+3y=-4
(-1,-1)
300
Solve the systems of equation using elimination.
-10x+y=0 and 5x+3y=-7
(-0.2,-2)
300
Solve by Substitution.
Kate bought 3 used CDs and 1 used
DVD at the bookstore. Her friend Joel
bought 2 used CDs and 2 used DVDs at
the same store. If Kate spent $20 and
Joel spent $22, determine the cost of a
used CD and a used DVD.
A used CD costs $4.50
A used DVD costs $6.50