GCF
What is the GCF between 8 & 12?
4
2(3x+4)
6x+8
Factor:
2x+4
2(x+2)
What does inverse mean?
Opposite
Solve for x:
2 + x = 4
x = 2
What is the GCF between 9 & 15?
3
Simplify:
-2(5x+3)
-10x-6
Factor:
14+21y
7(2+3y)
What is the inverse of addition?
Subtraction
Solve for x:
x - 11 = 14
x = 25
What is the GCF between 21 & 35?
7
Simplify:
2(-x+3)
-2x+6
Factor:
12x-15
3(4x-5)
What is the inverse of subtraction?
Addition
Solve for x:
2x = 18
x = 9
What is the GCF between 21 & 37?
1
Simplify:
2(-4-2x)
-8-4x
Factor:
-33x-45
-3(11x+15)
What is the inverse of multiplication?
Division
Solve for x:
-5x = 35
x = -7
What is the GCF between 54 & 56?
2
Simplify:
-3(-2x-6)
6x+18
Factor:
12y+15x-18
3(4y+5x-6)
What is the inverse of division?
Multiplication
Solve for x:
x÷15 = 3
x = 45