Which method would you use to solve the following?
x=6-3y and x+10y=15
Substitution
Solve the following by graphing. y=(4/3)x-3 and y=(-1/3)x+2
(3,1)
Julia and Totsakan are selling blueberry pies and blackberry pies. Julia sold 5 blueberry pies and 10 blackberry pies for $155. Totsakan sold 9 blueberry pies and 5 blackberry pies for $136. What is the cost each of one?
Blueberry is $9 and blackberry is $11
Solve the system of linear equations using any method. Write your answer as an ordered pair. -18x+8y=12 and -9x+4y=6
Infinitely many solution
You’re going to the mall with your friends and you have $200 to spend. A store has all jeans for $25 and all dresses for $50. You take home 6 items of clothing. How many dresses and jeans did you buy?
4 pairs of jeans and 2 dresses
Which method would you use to solve the following?
y=2x-4 and y=10x+5
Substitution
Solve the following by graphing. y=(-1/4)x-2 and y=-(1/4)x-8
No solution
Which method would you use to solve the following?
2x+3y=5 and -2x+4y=10
Elimination
Solve the system of linear equations using any method. Write your answer as an ordered pair. y=3x-2 and y=2x-4
(-2,-8)
Solve the system of linear equations using any method. Write your answer as an ordered pair. 6x-3y=27 and 6x-9y=-27
(9,9)
Jenny is selling tickets to a play. On the first day of ticket sales the school sold 10 senior tickets and 7 child tickets for $135. The school took in $65 on the second day by selling 3 senior tickets and 7 child tickets.
Senior Ticket is $10, and a Child ticket is $5
Ndiba and Paul each improved their yards by planting daylilies and shrubs. Ndiba spent $152 on 9 daylilies and 4 shrubs. Paul spent $185 on 9 daylilies and 7 shrubs. Find the cost of one daylily and the cost of one shrub.
Daylily: $12 and Shrub: $11
Solve the system of linear equations using any method. Write your answer as an ordered pair. -18x+3y=-2 and y=6x-2
No solution
Luna and Neville each improved their yards by planting devil's snare and geraniums. Luna spent 94 sickles on 4 devil's snare and 6 geraniums. Neville spent 194 on 14 devil's snare, and 6 geraniums. What is the cost of each?
10 sickles for Devil's snare, and 9 sickles for geraniums.
Solve the system of linear equations using any method. Write your answer as an ordered pair. 5x+8y=-19 and 6x+4y=-6
(1,-3)
Solve the system of linear equations using any method. Write your answer as an ordered pair.
y=3x+4 and y=2x+12
(8, 28)
Which method would you use to solve the following?
4x+y=10 and x-5y=90
Either
Solve the system of linear equations using any method. Write your answer as an ordered pair. 7x+2y=8 and y=x-5
(2,-3)
School A and High School B both planned trips to Disneyland. High School A rented and filled 10 vans and 12 buses with 520 students. High School B rented and filled 7 vans and 6 buses with 280 students. How many fit in each?
Van fits 10, bus fits 35
Solve the following by graphing y=2x+8 and y=(-5/2)x-1
(-2,4)
The admission fee at a small fair is $1.50 for children and $4.00 for adults. On a certain day, 2200 people enter the fair and $5050 is collected. How many children and how many adults attended?
1500 children and 700 adults
At his joke shop, George Weasley sells 25 fake wands and 21 extendable ears. From that alone, he makes 523 galleons. If a fake wand costs 10 galleons, how much does one extendable ear cost?
13 galleons
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