One-Step Equations
4 = -8 + x
x= 12
variable
a letter representing and unknown number
4x4x4x4x4 in exponent form
45
What does the P in PEMDAS stand for?
Parenthesis ( )
x - 12 = 0
x= 12
what is this 4x+5
expression, equation, variable
expression
Put the expression in exponent form
28x28x28x28x28x28x28x28x28
289
What does the S stand for in P.E.M.D.A.S.
Subtractions (-)
3 = -2 + x
x= 5
43 which is the exponent
3
Put the exponent in to expanded form.
74
7x7x7x7
Which should you do first, Multiply or Divide?
Which ever comes first from left to right
5x = 80
x= 16
Which is the base 64
6
Put the exponent into expanded form.
22
2x2
In the expression 7 - (5 + 3), what operation should you do first?
16 = x/2
x= 32
What do you call the 5 in the expression 85
exponent
Solving the Expression
52 + 23
33
Solving the Expression
7x(5+4 - 8)
7