Fun with Equations
Miscellaneous
Who Knows
Math Rocks
Math Mystery
100
Solve: 4x + 7 = 31
x = 6
100
Is this a function? {(1, 2), (2, 3), (2, 4)}
No
100
What is the slope intercept formula
y=mx+b
100
What is the point slope formula
y - y1 = m(x - x1)
100
if f(x) = 2x -4, what if f( -2)
f(-2) = -8
200
Solve: 2(3x - 4) = 34
x = 7
200
Write the equation in point slope form for a line that goes through (3,2) and has a slope of -2
y-2=-2(x-3)
200
What is the Standard form of a linear equation
Ax + By = C
200
Find the x- and y-intercept of the
line 2x + 3y = –18
x-intercept is –9; y-intercept is –6.
200
Algebra: What is the range of {( -3, 2) , ( 3, -2), ( 0, 4), ( 5, 0)}
Algebra: Range {2,-2,4,0}
300
Solve: 3x + 3 - 2x = 21
x = 18
300
Solve for a: ax + b = c
a = (c - b)/x
300
Tell whether the lines for each pair of equations are parallel, perpendicular, or neither.
7x – 4y = 4 x – 4y = 3
neither
300
Solve: (3 - 3x)/7 = 6
x = -13
300
Given f(x) = - 2x + 12, if f(x) = 2, find x.
x = 5
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
What's the domain:
Algebra: all real numbers
500
simplify sqrt48
4sqrt2
500
Algebra: Simplify (3x)2 4x3
Algebra:36x5
500
Simplify: (-4 + 16x) - 2(10x - 15)
-4x+26