Fun with Equations
Miscellaneous
Who Knows
Math Rocks
Math Mystery
100
Solve: 4x + 7 = 31
x = 6
100
Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)}
Algebra: No
100
What is the average rate of change formula?
f(b)-f(a)/b-a
100
What value makes f(x)=x-12 true when f(x)=32?
x=44
100
What property is shown: c (a + b)= ca + cb
Distributive Property
200
Solve: 2(3x - 4) = 34
x = 7
200
Find the average rate of change between points A at (3,2) and B at (4,7) as a decimal answer.
0.2
200
Which axis gives the independent variable's values?
The horizontal axis
200
Which axis gives the output values?
The vertical axis
200
Functions: What is f(x)=2x+3 when x = 7?
f(x)=17
300
Solve: 3x + 3 - 2x = 21
x = 18
300
Algebra: Solve for a: ax + b = c
Algebra: a = (c - b)/x
300
What do we call a function that has a negative average rate of change?
decreasing
300
Solve: (3 - 3x)/7 = 6
x = -13
300
Functions: If f(x)= -2x2+3x - x, find (-2)
Functions: -12
400
Solve:
3p - 1 = 5( p - 1) - 2(7 - 2p)
p = 3
400
Simplify: a(b - c) - 2a(c + b)
-1ab - 3ac
400
Simplify: -4(3x - 2) -2(4 + 3x)
-18x
400
Expand (2x – 6)2
4x2 - 24x + 36
400
Simplify: -(x + 7) -2(4x + y)
-9x -7 -2y
500
Solve: 3/7x + 6 = 9
x = 7
500
Is this a function?
yes
500
Find y when x=10
y-3=1/2(x-4)
y=6
500
Algebra: What is the slope of the lines passing through the points (-3, 2) and (2, -3)?
m= -1
500
Simplify: 1/4(-4 + 16x) - 2/5(20x - 15)
5 - 4x