Simplify the Following
4 + 7a - 3a
4+4a
Distribute: 2(3 + 6n)
6 + 12n
The number in front of the variable
Coefficient
Factor: 6a + 3b
3(2a + b)
Simplify & Combine Like Terms: 3x + 2(2x - 4)
7x - 8
4c + 8c - 10c
2c
Distribute: 5(6m - 9)
30m + 45
A term without a variable
Constant
Factor: 28e - 21
7(4e - 3)
Evaluate when h = 4 and x = 2.
6h - 4x - 3h
4
9a+3b-7a+5
2a+3b+5
Distribute & Simplify: 2(5 - 7m) - 10m
10-4m
How many terms are in this problem:
4y-2x+3-1
4
Factor: 56 + 8b
8(7 + 1b)
Solve using the Order of Operations:
7-2+(6+4)x4
45
5+9b-2a-b+4
9+8b-2a
Distribute: 4(3m - 6n + c)
12m - 24n + 4c
What are like terms?
Terms that have the same variable and/or exponents OR no variable at all
Factor: 12a - 8b + 20c
4(3a - 2b + 5c)
Write the following expression in exponential form:
6x6x6x6x6
65
x + 3x + 4y - 2y + 13 - 5
4x+2y+8
Distribute & Simplify:
2(x + 3y) + 6(x - y + 3)
8x + 18
A letter that represents an unknown value
Variable
Factor: 60x + 15y
15(4x + 1y)
Simplify:
9(y + z) + 3(2y - 2z)
15y+3z