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Fun with Equations
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Duke
100
Solve: 2x + 2 = 18
x = 8
100

Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)} 

Algebra: No 

100

Algebra: What is the point-slope form of a linear equation: 

Algebra: y - ycoordinate = m(x - xcoordinate) 

100
Find the slope: y = 3x + 5
3
100
What property is shown: (a * b) * c = a(b * c)
Associative Property of Multiplication
200
Solve: 3x + 4 = 7
x = 1
200

Algebra: simplify: 3(2wd3 - 3) + wd3 

Algebra: 21dw - 9 

200
What property is shown: 7 + x = x + 7
Commutative Property of Addition
200

Algebra: What is the standard form of a linear equation: 

algebra: Ax + By = C, where both A and B are not zero 

200

Algebra: What is the range of x = 7? 

Algebra: All real numbers 

300
Solve: 3x + 3 - 2x = 21
x = 18
300

Algebra: Solve for a: ax + b = c 

Algebra: a = (c - b)/x 

300
Solve: (3x-5)/4 = 5
x = 25/3
300
Solve: (3 - 3x)/7 = 6
x = -13
300

Algebra: Evaluate: {[(2 * 3) + (7 * 4)] + 2} * [(8 - 6) - (4 - 3)] 

Algebra: 36 

400
Solve: 4x - 5 - 3x + 2 - 2x = 9
x = -12
400
Simplify: a(b - c) - 2a(c + b)
-1ab - 3ac
400
Simplify: -4(3x - 2) -2(4 + 3x)
-18x
400
Simplify: 22p - 7p + 19 - 15 - 12
15p - 8
400
Simplify: -(x + 7) -2(4x + y)
-9x -7 -2y
500
Solve: 21 = x - 12
x = 33
500

Algebra: What's the domain of x = 3? 

Algebra: 3 

500
simplify: 4h2k - 4hk2 + 2k2 + 7hk2 - 3h2k - 3hk2
2hk + 4k
500

Algebra: Write the standard form of the linear equation for the line passing through (3,9) (5,4) 

Algebra: 5x +2y = 33 or 5x/2 +y = 33/2

500
Simplify: 1/4(-4 + 16x) - 2/5(20x - 15)
5 - 4x