Vocabulary
Sum
Addition
7c-4c use c=4
12
Sum of p and 3
p+3
-3+w/5 use w=10
-1
Difference
Subtraction
h-4h use h=5
-15
7 divided by x
7/x
7w+4-2w use w=5
29
Product
Multiplication
-7(-2-3x) use x=3
77
Add 9 to 2 times n
2n+9
2h+7-5-4h use h=4
-6
Quotient
Division
-5+2f+9f-6 use f=7
66
Five-sixths of z is subtracted from 3
3-5/6z
2+x/2+6x use x=4
28
Variable
A letter or symbol that stands for a number
-6(-3x+5)-9x use x=7
33
Three-fourths of the sum of 8 and g plus the product of 2 and x
3/4(8+g)+2x
-36/b+2-8b use b=9
-74