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order of operations
one-step equations
two-step equations
two-Variable Equations
Writing Equations
100
(5+4)-(2-1)
What is 8
100
x-4
What is -5
100
5x-1
What is -6
100
2x-1 if x=4
What is 7
100
A number decreased by five is equal to one.
What is 4
200
5+6-4/2x6
What is -1
200
n+5=10
What is 5
200
y=6x+6
What is 2,4,6
300
(5+6)-7
What is 4
300
n-6+9=13
What is 10
300
y=7-7x
What is 5,7
400
5+6-3(6/3)
What is 9.5
400
x+6=13
What is 7
400
y=5+6x
What is 66
500
(3x9)+5-7(6/2)
What is 11
500
X/15=3
What is 5