The numbers that make both (or all three) equations in a system true.
What is a solution?
100
The definition of absolute value.
What is distance from zero on a number line?
100
40 ÷ 4 − (5 − 3)
What is 8?
100
This is the definition of a function.
What is a relationship between two variables?
100
This is the state Ms. Goldstein is from.
What is Minnesota?
200
y + 4x = 8
5x + 2y = 13
What is (1,4)
200
|4n + 8| = 56
What is (6, -22)
200
|v + 5| - 6 < -5
What is -10/3 < v < 2
200
if f(x) = 3(x - 10), find f(-2).
What is -36?
200
This is the number of siblings Ms. Goldstein has.
What is 3?
300
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. Set up a system of equations to model this.
How many children and how many adults attended?
What is 1500 children and 7 adults?
300
6|1 − 5x| − 9 = 57
What is -2, 12/5?
300
5n + 34 = −2(1 − 7n)
n = 4
300
if f(x) = 3x - 2 and g(x) = 5 - 2x, find (f+g)(x)
What is 3 + x?
300
The year Hawai'i became a state.
What is 1959?
400
Solve by GRAPHING:
10x + 7y = 49
10y - x = 70
What is (0,7)
400
Describe the transformations to this absolute value function.
f(x) = -|x - 2| + 4
Reflected over the x-axis, horizontal translation to the right 2 units, and vertical translation up four units.
400
−5(1 − 5x) + 5(−8x − 2) = −4x − 8x
What is -5?
400
if f(x) = |x - 2| + 16, find f(10).
What is 24?
400
How far is it from Hawai'i to Alaska? Give your answer to the nearest thousand.
What is 3,072 mi (3,000)?
500
y = x + z + 5
z = −3y − 3
2x − y = −4
What is (-2, 0, -3)?
500
3|x - 2| > -11
What is all real numbers?
500
Leena scores 15 points fewer than Adam, who scores 35 points. Charley scores half as many points as Leena. How many points does Charley score?
What is 10 points?
500
if h(t) = 3t - 15, and g(t) = t - 5, find (h ÷ g)(t).