Combine Like Terms
Why can't you combine 3x + 6?
They are not like terms, the 6 does not have a variable,
When you distribute (do rainbows), do you add or multiply?
multiply
When factoring expressions, you should find the ___ first
GCF or Greatest Common Factor
Factor:
-45 + 18x
9(-5 + 2x) or -9(5 - 2x)
or
9(2x - 5) or -9(-2x + 5)
All of these are correct, but check carefully to make sure you have the negatives in the right places!
12-(-18)
30
Simplify -4x + 2x
-2x
-2(-3x - 4)
6x + 8
When factoring: 30x + 10 what is my GCF?
10
Distribute:
-(5-2x)
-5+2x
(-45 + 15 - 10 )*(10)
-400
Simplify -8x + 2 + 7x - 6
-1x - 4 or -x - 4
-7(2f + 10)
-14f - 70
Factor: -9n + 27
-9(n - 3)
Factor:
12x-15
3(4x-5)
6+7-6-7+6*7-1
41
-5 + 10e + 11 - e
9e + 6
-8(8v - 3)
-64v + 24
Factor: -24x + -20
-4(6x + 5)
Distribute:
(-5-3x)10
-50-30x
What is the actual meaning of "67"?
Answers will vary since no one actually knows
Simplify: 5b + 6.3bc + 1.8c - 4b - 0.7c - 9
b + 6.3bc + 1.1c - 9 or b + 6.3bc + 1.1c + -9
-9(-3m - 5)
27m + 45
Factor: -36y + -48
-12(3y + 4)
Factor:
-11-44y
-11(1+4y)
or
11(-1-4y)
-3(7-(-5))
-36