How many terms are in the expression:
5x + 2y - 3z + 8
5
What is the constant?
7m + 8
8
Evaluate.
4⋅2+6÷3
10
Evaluate using Substitution Property. x=2
3x
6
What term is the constant?
7m + 5
Double a number
2x
Evaluate
(5+1)+32
15
Evaluate using Substitution Property. x=5.
3x - 3
12
Equations have = signs!
8 less than a number
m - 8
Evaluate.
12(32 + 36)
540
Evaluate using Substitution Property. a=2, b=-1, c=10.
4(a+b) - c
What acronym do we use for Order of Operations?
PEMDAS
Six times the quantity of x plus 3
6(x+3)
Evaluate.
62 - 32 ⋅ 8 + 11
1
Evaluate using Substitution Property. a=2, b=-1, c=10.
3c - 40b + a2
74
What is the property that states a quantity may be substituted for its equal in any expression.
Substitution Property
A float in the Tournament of Roses parade may use as many flowers as a florist sells in 6 years. If f is the number of flowers a florist sells in a year, what algebraic expression would represent the number of flowers a float in the parade may use?
6f
Evaluate.
3[4 - 8 + 42(2+5)]
324
Evaluate using Substitution Property. r=3, t=11.
t2 + 8rt + r2
394