One Variable
Two Variable
Miscellaneous
100
y= 33
Solve for y. y-3=30
100
x = 5
5x - 3 = 3x + 7
100
Chug and plug
How do you check an equation to make sure you have the right answer?
200
s=6
Solve for s. s/3=2
200
x = 9
2(x + 5) - 7 = 3(x - 2).
200
To make smaller
What does it mean to simplify?
300
x = 6
x + 15 = 21
300
x = 3
5x - 2 = 3x + 4
300
A symbol for a number we do not know It is usually a letter (x or y)
What is a variable?
400
x = -7
Solve for x. (x + 3)/ 2 = ( x + 1) /4
400
x = -75
Solve for x. 6 (x + 5) = 5 ( X - 9)
400
x = 5
Solve for the variable. 4x + 6 + 3x - 18 = 23
500
x = 4 hours
You are renting a DJ for an upcoming party. The DJ charges a $100 set up fee plus $35 an hour for her services. If you have a total budget of $250 for music, how many hours could you hire the DJ for?
500
x = 12.5
Container A and container B have leaks. Container A has 800 ml of water, and is leaking 6 ml per minute. Container B has 1000 ml, and is leaking 10 ml per minute. How many minutes, m, will it take for the two containers to have the same amount of water?
M
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n
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