Combining Like Terms
6h+9h
15h
6x+8
What is the variable in the expression below:
18+6b-3
b
A number (j) plus 10
j+10
This is what we call a math sentence made up of terms that does NOT have an equal sign
Expression
7i-4i
3i
Simplify: 9(x-2)
9x-18
How many terms are in the expression below?
7a-9b+y+10-11c
5 terms
The product of 6 and r
6r
This is what an expression is made of, and they are separated by addition and subtraction signs
Terms
9a+4b-6a
3a+4b
Simplify: -4(3x+7)
-12x-28
What is the constant in the expression below?
5a+10
10
8 fewer than x
x-8
The value being multiplied by a variable
Coefficient
11n+4r-2n+4r
9n+8r
Simplify: 5(4b+a-3)
20b+5a-15
What is the coefficient in the expression below:
8a+10
8
3 times a then increased by 5
3a+5
A value in math that is by itself, usually being added or subtracted to an expression
Constant
-18a+6+9a-10
-9a-4
Simplify: -13(2a+4)
-26a-52
What is the constant of the expression below?
7x-10
-10
18/m -7
Examples of this are:
5a and 8a
3b and 9b
Like Terms