In Algebra "______" means putting numbers where the letters (variables) are.
What is Substitution
100
Evaluate 3 + 11t - 9u when t = 9 and u = 11
What is 3
100
Solve for n:
2= n/3
What is n = 6
100
Water boils at 212 Fahrenheit.
Write an inequality that is true only for temperatures (t) that are higher than the boiling point of water.
What is t > 212 or 212 < t
100
Determine the intercepts of the line.
-5x + 9y = -18.
What is the x-intercept is (3.6, 0)
The y - intercept (0, -2)
200
An "________" says that two things are equal. For example: x + 2 = 6 is an _________.
What is an equation.
200
1/3m - 1 - 1/2n when m = 21 and n =12
What is 0.
200
Solve for c.
43 = 8c - 5
What is c = 6
200
Which of the k-values satisfy the following inequality?
6 > 2k + 4
Select all that apply.
k = 0
k = 1
k = 2
What is k = 0
200
What is the slope of the line through (-9,6) and (-3,9)?
The slope is 1/2.
300
A "________" is a number used to multiply a variable. For example the 4 in 4x is a __________.
What is a coefficient
300
Calvin and Melvin are two of Santa's elves. The number of toys they build is given by 11c + 8m where (c) is the number of candy canes Calvin eats for breakfast and (m) is the number of candy canes Melvin eats for breakfast.
How many toys do they build when Calvin eats 5 candy canes and Melvin eats 3 candy canes for breakfast?
What is 79 toys.
300
Solve for m.
12.6 + 4m = 9.6 + 8m
m=_______
What is m = 0.75
300
Write an inequality for c.
10c + 5 < 45
What is c < 4
300
Complete the equation in slope intercept form that goes through the following points (3, -8) and (6, - 4).
y = _________
What is y = 4/3x - 12
400
"___________" are terms whose variables (and their exponents) are the same. For example 2x and 3x are _______.
What is "like terms".
400
Expand the expression and combine like terms:
20(-1.5r + 0.75)
What is -30r + 15
400
Cookies are on sale! Today each cookie costs $0.75 less than the normal price. Right now if you buy 7 of them it will only cost you $2.80.
Find the normal price of each cookie.
What is $1.15 for each cookie.
The Equation is 7(c-0.75) = 2.8
400
You have $20 to spend on taxi fare. The ride costs $5 plus $2.50 per mile.
Let m represent the number of miles ridden. Write an inequality to determine how many miles you can ride for $20.
What is 5 + 2.4m < 20
Note: This is also an less than and equal to sign.
400
Complete the point-slope equation of the line through (-8,-8) and (-7,9).
y - 9 = _________
What is y - 9 = 17(x - (-7))
500
An _________ says that two values are not equal.
What is an Inequality.
500
Write an expression to represent:
The sum of one and the product of one and a number x.
What is 1 + x
500
Floyd is an aspiring music artist. he has a record contract that pays him a base rate of $200 a month and an additional $12 for each album that he sells. Last month he earned a total of $644.
Write an equation to determine the number of albums (a) Floyd sold last month.
What is 200 + 12a = 644
500
Solve for y.
5y + 3 > -7y + 13
What is y > 5/6
500
What is y = 1/3x - 9 written in standard form?
A. x + 3y = 27
B. 1/3x + y + 9 = 0
C. y = -1/3 (x + 27)
D. 3y = -x -27