What is:
-15 + 23?
8
Evaluate:
12 - 3(2)
6
Simplify
7x - 3 + 4x
11x - 3
True or False? The Identity Property of Addition states that you can add 0 to any number and the number will stay the same. For example, 7 + 0 = 7
True
The product of 5 and x plus 2.
What is 5x + 2?
Simplify the following expression
3(x + 4)
3x + 12
Evaluate
x + 7, when x = 3
10
Evaluate:
-18 + (-7)
- 25
Evaluate:
18/3 + 4(-2)
-2
Simplify:
-8x2 - 3x + 5x2 + 7x
-3x2 + 4x
The Commutative Property states you can swap the order of numbers and still get the same answer only when performing what TWO operations?
Adding and Multiplying
Write an algebraic expression for:
Five less than three times a number n
3n - 5
Simply
-9(10 - 6r)
-90 + 54r
Evaluate
4x - 5, when x = 6
19
Evaluate:
(-6)(8) + - 5
-53
Evaluate:
18 - 2(4 + 3)
4
Simplify:
6x3 + 4x2 - 9x3 + 7x2 - 5x
-3x3 + 11x2 - 5x
The Associative Property states you can change the grouping of numbers and get the same answer. Give an example of the Associative Property.
Any correct example, such as
(2 x 3) x 4 = 2 x (3 x 4)
Write an expression for:
Twice the difference between a number x and 9
2(x - 9)
Simplify
7x - 4(- 2 + 3x) + 9
-5x + 17
Given that, x = -4 and y = -2.
Evaluate: 2x + 3y
-14
What is:
(-72/-9) - 5
3
Evaluate:
32 + 4(6 - 2)
25
Simplify completely:
5x3 - 7x2 + 4x - 9 + 3x2 - 8x3 - 6x + 12
-3x3 - 4x2 - 2x + 3
Find the missing numbers and name the property.
15(x - 6) = __ (x) - 15(__)
Numbers: 15 and 6
Property: Distributive Property
The quotient of a number x and 4, increased by 6.
(x/4) + 6
Find the area of the rectangle:
5b + 15
Evaluate
3m2 - 2n3 - 5, when m = 4 and n = -2
59
A submarine is 35 feet below sea level. It rises 18 feet and then drops 27 feet. What is its final position relative to sea level?
-44 feet
Evaluate:
-25 - 2(-3)2
-43
Find the perimeter of the triangle
16x + 11y + 2
Complete the equation and identify the property:
-9 + ___ = 0
Number: 9
Property: Additive Inverse Property
Write an algebraic expression for:
The square of the difference between a number x and 4, decreased by 6.
(x - 4)2 - 6
A rectangle has a base of 2x - 8 and a height of 6.
Find the area as a simplified algebraic expression.
12x - 48
Given that p = -3, q = 4 and r = -2
Evaluate: -2p2 - 3q - 5r2
-50