Integers and Variables
Equations
Polynomials
Rational Numbers and Expressions
Graphing and Systems of Equations
100
(-5-2)X(-3)
What is 21
100
x+5=11
What is x=6
100
4x+16x^2-3+2x
What is 16x^2+6x-3
100
absval(x)-2 > 8
What is x>10 or x<-10
100
A(0,4) B(-2,1) Plot points.
What is graph
200
(2x)(4x)
What is 8x^2
200
x/7=3
What is x=21
200
(x+2)(x-5)
What is x^2-3x-10
200
(8x^2/2y) x (3y/x^7)
What is 12/x^5
200
y=2x+3. slope and intercept. graph.
What is slope= 2, intercept =3
300
10x^2+3x-2+9x^2-1-x
What is 19x^2+2x-3
300
10x-3=2x+21
What is x=3
300
4x^2+10x
What is (2x)(x+5)
300
(9x^2/5y) divided by (3x/2x^7)
What is 6x^8/5y
300
-3x+5y=12 3x+2y=9
What is x=1, y=3
400
3(2a+4)+a
What is 7a+12
400
6x+16-3=-6x-9+x
What is x=-2
400
x^2+8x+16
What is (x+4)(x+4)
400
(10/r)-(7/n)
What is (10n-7r)/rn
400
x+2y=9 3x-8y=-1
What is x=5, y=2
500
Area and Perimeter Rectangle sides: 4x and 3
What is Area: 12x; Perimeter: 8x+6
500
Write and solve an equation: Itunes charges $.99 for most songs and $1.99 for more popular songs. If you spent exactly $12.91, how many of each type of songs (regular and popular, use R and P as variables) did you buy?
What is 12.91=.99R+1.99P; R=5; P=4
500
(x-2)(2x+5)=0 solve for x.
What is x=2, x=-2.5
500
(x+3/x) + (2x/x+9)
What is 3(x^2+4x+9)/x(x+9)
500
y<(or equal to) x-3
What is graph.
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