Rational vs Irrational
What kind of number is
pi
Irrational
Which property is represented?
-6(2a - 7) = -12a + 42
Distributive
What movie is "Hakuna Matata" from?
The Lion King
Solve the equation.
6(x-1)=12
x = 3
The sum of 5 and a number is 12
5 + x = 12
Explain how you know if a number is rational or irrational.
Rational -
Irrational -
Rational - Whole #'s or fractions
Irrational - Can't turn into a fraction
Which property is represented? And how do you know?
4z + 8 + 2z = 2z + 4z + 8
Commutative - The order changed
What are the primary colors?
Red, Yellow & Blue
Solve the equations.
-3.2x + 1.8 = 11.4
x = -3
6 times a number is 45
6x = 45
1.52 + sqrt(25)
Rational
Which property is represented? And how do you know?
(x + y ) + z = x + ( y + z )
Associative b/c the ( ) moved
Who Was the "king of rock and Roll"
Elvis
Solve the inequality
-3x-8≥-5
x ≤ -1
The difference between 26 and a number c is 2.
26 - c = 2
sqrt(50) + 2.5
Irrational
What are the first 2 steps of this problem in words?
4 + 5 (3x + 2) − 2x
Distribute and CLT
Grapes grow on trees? True or False
False.. They grow on vines.
Solve the equations.
5+2(x-2)=19
x =10
half of a number added to 10 is 30
x/2+10=30
sqrt(81) + 1/2+sqrt(100)-4
Rational
Now actually complete the first 2 steps
4 + 5 (3x + 2) − 2x
4 + 15x + 10 - 2x
13x + 14
What piece of clothing brought Frosty the Snowman to life?
a hat
Solve the equation.
42=18t+4(t+5)
t = 1
5 less than 3 times a number is 15