Solve
Explain what it means to "solve" for a variable. For instance, solve for y. 2x + 5y = 26
What is solve for a variable means to get the variable by itself?
Explain the inequality signs.
What is <, >, ≤, ≥?
Define domain and range.
What is the set of dependent variables of a function (y-values)?
Define slope.
What is the rising or falling of data which determines the steepness of a line on a graph?
Define polynomial.
What is more than two algebraic terms including addition, subtraction, multiplication, or division?
Solve x+320=74.
x = -246
Determine which scenario is false.
A. -8 > -360
B. 500 < 615
C. 54 ≤ 53
D. 68 ≥ 68
What is C. 54 ≤ 53?
Determine the range of the relation below.
x: 0, 1, 2, 3
y: 1, 2, 4, 8
What is 1, 2, 4, 8?
Determine the slope formula.
What is y2-y1/x2-x1
Add the following polynomial.
(7a2+3a) + (5a2+5a)
What is 12a2+8a?
What is m=1?
Determine the inequality which best represents the situation "your speed while driving needs to be at most 55 mph".
A. s < 55
B. s > 55
C. s ≤ 55
D. s ≥ 55
What is C. s ≤ 55?
Determine the domain of the relation below.
x: 4, 5, 6, 7, 8
y: 10, 20, 30, 40, 50
What is 4, 5, 6, 7, 8?
What is the slope of 3?
Subtract (8a2-4a)-(6a2+3a)
What is 2a2+8a?
Gold's Gym charges a $63 starting fee plus $12 per class. Planet Fitness doesn't charge a starting fee and $15 per class. For how many classes will the cost be the same at both places?
A. 3
B. 21
C. 5
D. 27
What is B. 21?
During a sale, customers receive an extra discount if they spend $300 or more. So far, Erin's purchases total $198. Which inequality can be solved to show how many more dollars (d) she must spend to receive the extra discount?
A. 198 + d > 300
B. 198 + d ≥ 300
C. 198 + d ≤ 300
D. 198 + d < 300
What is C. 198 + d ≤ 300?
Determine the relations which is NOT a function.
A. (1,4) (2,4) (3,5) (4,6)
B. (1,3) (5,2) (7,1)
C. (3,2) (4,3)
D. (1,2) (3,3) (2,4) (1,5)
What is D. (1,2) (3,3) (2,4) (1,5)?
Determine the slope of the equation
3x + 4y = 12
What is the slope of -3/4?
Multiply (x-5)(2x+4)
What is 2x2-6x-20?
The area of a rectangle is 24 cm2. The width is two less than the length. Determine the length and width of the rectangle.
What is the length of 6 and the width of 4?
Solve -7x < 28
What is x > 4?
Determine the range or dependent variable in the following situation.
"Candy apples sell for $3.39 per apple at the fair".
A. number of apples
B. color of candied apple
C. total cost
D. time of purchase
What is A. number of apples?
Determine the slope of
x:-1,0,1,2,3
y: -18,-9,0,9,18
What is the slope of 9?
Factor 30y3-6y2+12y completely.
What is 3y(10y2-2y+4)?