3.08 Unit Test : Algebraic Sense
Your regular pay of $67, plus tips, came up to $182.50. How much were the tips? Be sure to write you answer in dollars and cents
$115. 50
Name the ordered pair that point B represents in the graph
(2, 1)
Find the slope of the line between points A and B. Simplify your answer
-2
Solve for x : 3x + 18 - 7 = 41
10
Simplify 3(6-4)^2
12
Merill bought m CD's for $12.50 each and n greeting cards for $1.95 each. Which expression best shows how much she spent?
12.50m + 1.95n
Evaluate 3x - 2 if x = 5
13
Solve for x : 14 = 0.1x
140
Evaluate 3x - 2 if x = 6
16
Simplify 4^2
16
Translate the difference of 19 and n into symbols
19 - n
The proper sequence to use in solving 3x - 2 = 60 is :
add 2 and divide by 3
Is this statement true or false? -3 is a solution of y > -2
false
Is this statement true or false? 4 is a solution of x < -5
false
When solving a system of equations, you are finding the _______.
intersection point
Calculate the slope of points (-2,-1) and (3,4)
m = 1
To solve x/0.4 = 10, you would :
multiply 0.4
Which graph represents the inequality : -6 < x ≤ 2
option 2
Name the quadrant that point b lies in
quadrant III
Name the quadrant that point B lies in
quadrant IV
The graph shown represents an inequality. The solid line that forms the boundary tells you that _______.
the inequality has an equal sign in it
Is this statement true or false? Slope equals rise over run
true
Is this statement true or false? The point (5, -1) is a solution of the equation : y = 2x - 11
true
Is this statement true or false? y ≤ 3 includes 3 as a possible solution
true
Is this statement true or false? |-4| is a solution of x ≤ 4
true
Solve for x : 10x - 3 + x < 30
x < 3
Solve for the variable : x - 2.8 = 1.6
x = 4.4
Solve for the variable : 12.9 = x + 7.1
x = 5.8
Solve for x : -2x - 4 < 10
x > -7
Solve for x : x + 3 > 5
x > 2
Solve for x : 1/2x + 5 > 8
x > 6
Solve for x : -4 x > 5
x > 9
Write the given equation in slope-intercept form, y = mx+b by solving for y : 4x - 2y = 10
y = 2x - 5
Simplify : (18-8) divided by 5
2
Merill bought m notebooks for $2.50 each and n pens for $1.25 each. Which expression best shows how much he spent?
2.50m + 1.25n
Evaluate n^3 if n = 3
27
A carpet has a rectangular measure of 10 feet for the length and w feet for the width. If the perimeter is the sum of all four sides, then write an expression that represents the perimeter. Simplify
2w + 20
A farmer has a rectangular field, which measures 100 feet for length and w feet for the width. If the perimeter is the sum of all four sides of the field, what is an expression for the perimeter of the field? Simplify
2w + 200
The area of a circle is approximately 3.14 times the radius squared. Which of the following expressions is a correct way to write this, if the radius is x ?
3.14x^2
Translate five less than the product of three and m into symbols
3m - 5
Write an algebraic expression for the word phrase : the difference of 4 cubed and 'a'
4^3 - a
Art bought 4 boxes of pens, but gave his friend Ben 8 pens, and now has a total of 112 pens. How many are in a box? Which of the following is the best equation for the problem?
4x - 8 = 112
Translate 5 plus the quantity of 6 minus m into symbols
5 + (6-m)
Write the difference of 5 and x as a mathematical expression
5 - x
Solve for x : x/0.6 = 8.9
5.34
Translate the difference of five squared and n into symbols
5^2 - n
Write and algebraic expression for the word phrase : 8 less than the product of 6 and n
6n - 8
Simplify 2^3
8
Evaluate n^4 if n = 3
81
Solve for x : x/8 + 19 = 30
88