Equations vs Expressions
x + 8 = 16
equation
16 - z = 12
what is z
the difference of x and 12
x + 12
3y + 8 = 24
2x+3=8
3
split into equal groups
Divide
the symbol used to represent an unknown amount.
Variable
52
25
5( 7 - 5)
expression
15x-=60
6 more than y
y + 6
4a - 8 + 12
4
2x=12
2
increase
add
the number that multiples a variable ( usually found in front of the variable
Coefficient
what is the absolute value of | -125 |
What is 125
2x + 4 = 12
Equation
What is K
7 subtracted from r is 28
r-7 = 28
24F = 48
24
2x+1=−9
3
subtraction
Number, variable, product or or quotient in an expression or equation . They are separated by operation symbols.
what are terms
When graphing a point on the coordinate plane which comes first?
What is the x value
7 more than 21
expression
16 / 8 + g = 2
What is G
D + 16 =20
15/3 + 3y = 45
3
2x+ 4-7=28
4
product
multiplication
a mathematical statement that involves an equal sign
What is an equation
what is the horizontal line on a coordinate plane called?
the x- axis
4 greater than b is 32
equation
5n + 15 = 25
what is n
H decreased by 10 is 80
H - 10 = 80
9z=27
9
35x + 25-15+2= 20
5
sum
addition
a mathematical statement that does not involve an equal sign
expression