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order of operations
one-step equations
two-step equations
two-variable equations
writing equations
100
5+6x3
What is 23
100
24=b+-7
What is 31
100
2x+5=15
What is 5
100
y=x-1 x=10
What is 9
100
a number increased by 4 is equal to nine
What is n+4=9
200
7x6x3/21
What is 6
200
x-18=-5
What is 13
200
5x-3=-28
What is -5
200
y=x*2 x=8
What is 16
200
a number decreased by six is ten
What is n-6=10
300
27/9+5
What is 8
300
a-5=-11
What is -6
300
c/2-7=-10
What is -6
300
y=x+3 x=5
What is 8
300
a number increased by eight is equal to sixteen
What is n+8=16
400
3x7+4x6-2x4
What is 35
400
t-14=29
What is 43
400
x/-3+5=-1
What is 18
400
y=x/3 x=21
What is 7
400
a number times six is equal to twenty
What is n*6=20
500
[(6+50)2]/11
What is 2
500
48-n=12
What is 36
500
3x-5=7
What is 4
500
y=x*3 x=8
What is 24
500
a number divided by six times twelve increased by twenty
What is n/6*12+20