# Algebra Review ```Algebra Review
Math Rules
Slope
Formulas
Solve the
Equation
100
100
100
100
200
200
200
200
300
300
300
300
400
400
400
400
500
500
500
500
What is a positive number?
A negative number
times another
negative number
What is the slope of a straight line?
Rise
Run
What is the formula for perimeter of a
rectangle?
p  2l  2w
What is x = -1?
x  4  5
What is a negative number?
A negative number
times
a negative number
times
a negative number
What is the slope-intercept form of an
equation?
y  mx  b
What is the formula for volume
of a square?
V s
3
What is x = 20?
x
4
5
What is the mnemonic name used for
order of operations?
P. E. M. D. A. S.
What is the slope of perpendicular
lines?
Their slopes are
negative reciprocals.
What is the formula for the area
of a circle?
2
A=πr
What is x = -3?
2x  6  0
What is the rule for division of
fractions?
Invert the second
fraction and change the
division sign to a
multiplication sign.
What is the slope of a vertical line?
m = undefined
What is the formula for the area of a
trapezoid?
1
A   h  b1  b2 
2
What is x = 15 ?
2x
6
5
What is changing a mixed number to an
improper fraction?
Multiply the denominator
by the whole number and
What is the slope of a horizontal line?
m=0
What is the formula for area of a
parallelogram?
A  bh
What is x = 4?
1
x7 9
2
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