Equations
Basics
Random review
100
What is an equation?
A mathematical statement used to evaluate a value, it can use any combination of mathematical operations.
100
What is the algerbic expression for this word phrase? 8 times a number n that is less than 4
8 x n - 4
100
What is the slope and y-intercept of the following lines. y = mx + b, where m = slope and b= y-intercept: 10y = 170x + 650
slope = 17, y-intercept = 65
200

Solve for x in the following equation: 2x - 4 = 10 

x=7

200
What is the order of operations?
Parenthesis, Exponents, Multiply and Divide from left to right, Add and Subtract from left to right
200

Simplify the following: 3abcd + 3abc – 5abcd

3abc - 2abcd

300

Solve for x: 5x - 6 = 3x - 8

x= -1

300

3 minus a number n is increased by 6

3-n+6

300

Formula to find the distance of a number on a number line?

|a - b| or |b-a|

400

Splve for x: 2(3x - 7) + 4 (3 x + 2) = 6 (5 x + 9 ) + 3 

x= -21/4

400

X is equal to negative B plus or minus the square root of B squared minus four A C all over two A

Quadratic formula

400

a number that can not be written as a fraction

Irrational

500

3(x-2)+4(5x-3)=3(x+3)-7

X=1

500

Can be made by dividing two integers

Rational

500
Solve for x 5 – (x + 2) = 10
x= -7
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