Equations
Find the missing value of the variable:
x + 3 = 7
x = 4
Are 3x + 1 and 2x + 2 equivalent expressions? Explain your thinking.
They are not equivalent expressions because they will not always give the same result for every value of the variable.
Use the distributive property to simplify:
3(2x + 4)
6x + 12
Evaluate 32.
9
When is Valentine's Day?
February 14th
Find the missing value of the variable:
4w = 48
w = 12
Are x and 1x equivalent expressions?
Yes they are equivalent expressions because they give the same result for every value of the variable.
Use the distributive property to simplify:
4(5x - 1)
20x - 4
Evaluate 34 - 43.
17
What is the last day of school?
What is Friday, June 4th?
Find the missing value of the variable:
w/6 = 12
w = 72
Are x + x + x and 3x equivalent expressions?
They are equivalent expressions because they give the same result for every value of the variable.
Use the distributive property to simplify:
4(2x-6)
8x-24
Evaluate 6x3 if x = 3.
162
What holiday is coming up this week?
Eid is on Thursday.
Find the missing value of the variable:
15y = 165
y = 11
Are 4x and 4x equivalent expressions?
They are not equivalent expressions because they do not give the same result for every value of the variable.
Factor this expression:
7(2-x)
14-7x
Evaluate
2w + w(w)
if w =4.
24
What holiday is in May on a Monday and you have the day off?
Memorial Day
x2 = 64
x = 8
Are x3 and (x)(x)(x) equivalent expressions?
They are equivalent expressions because they give the same result for every value of the variable.
Factor this expression:
27(x + 3)
27x + 81
Evaluate
12/r - 1.5
r=2
.
4.5
When is Independence Day?
The 4th of July.