Equations and Inequalities
Simplifying Expressions
Hodgepodge
Hodgepodge 2
100

-11x + 2 = -7x + 62

x = -15

100

-15 + 3(4-5)3 * 2

-21

100

simpilfy:  - ( - ( - ( - 1)3))

1

100

What number will fraction bust this equation:

1/8x - 4 = 2/5x +7/10

40, 80, 120...

200

-6 - 2x <  x + 6

x > -4

200

5x^2(-2-x)-15x+9x^3

4x^3-10x^2-15x

200

Name the property: 

a + (b + c) = (a + b) + c

Associative Property of Addition

200

Name an ordered pair in the following equation:

x2 - 5 = y 

(0, -5)

(1, -4)

(2, -1)

(-1, -4)

300

Solve for y:

4x + 2y = 12

y = -2x + 6

300

(3x+5y)/2 - (x-y)/2

x + 3y

300

Janet needs to drain her pool before fall. Her pool currently has a depth of 10 feet, and pool is emptying at a rate of .6 feet per hour.  How many hours will it take for the pool to be empty?

x = 16.7 hours

300

What is the probability of rolling a five three times in a row on a fair six sided die?

1/216 or .0046

400

abs(x+6) = 1

x = -7 or -5

400

Factor out the greatest term:

35x4y5 - 15x3y8z + 20x6yz2

5x3y(7xy4 - 3y7z + 4x3z2)

400

2 < 2(x-3) < 10

4 < x < 8

400

Rearrange for n: 

m^2npr = v

n=v/(m^2pr)

500

abs(x - 4) < 2

x < 6 or x > 2

500

Simplify if x = -1

-x^2 - 18 + 2x^2


-17

500

The perimeter of a rectangle is 62 inches. The length is 4 inches longer than the width. Find the dimensions of the rectangle.

w = 13.5    l = 17.5

500

80 is 120% of what number?

66 2/3

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