Vocabulary
y intercept
The vertical line on a graph.
5x - 3y = 15
X = 5/3 and y = -5
John is training for a marathon. He runs at a constant speed of 6 miles per hour and started with an initial distance of 3 miles. Write a linear equation in slope-intercept form to represent John's total distance as a function of time, where yy is the total distance, and xx is the time in hours.
x = 6 and y = 3
Which planet is farthest from the sun?
Neptune
On the test, I got a 15 out of 20. What percentage did I get?
75%
Linear
Arranged in or extending along a straight or nearly straight line.
2x - 3y = 6
X = 2/3 and y = -2
Emily is starting a small business selling handmade crafts. She invested $200 to buy materials, and she plans to sell each craft for $15. Write a linear equation in slope-intercept form to represent Emily's revenue as a function of the number of crafts she sells, where yy is the revenue and xx is the number of crafts sold.
X = 15 and y = 200
How many days until christmas?
4-5 depends on the day we present
I got a 12 out of 26 on my math test? What percentage did I get?
46%
Coefficient
a numerical or constant quality placed before and multiplying the variable in a algebraic expression.
4y - 3x = 12
X = 3/4 and y = 3
Sarah is saving money for a trip. She currently has $100 saved, and she plans to save an additional $20 each week. Write a linear equation in slope-intercept form to represent Sarah's total savings as a function of the number of weeks, where yy is the total savings and xx is the number of weeks.
x = 20 and y = 100
Which planet is closest to the sun?
I got a 24 out of 35 on my quiz. What percentage did I get?
68%
constant
Occurring continuously over a period of time.
2y + 5x = 15
X = 5/2 and y = 7.5
A plumber charges $35 for a service call plus $70 per hour of service. Write an equation in slope-intercept form for the cost, c, after h, hours of service. What will be the total cost for 8 hours of work?
X = 8 and y = 595
What species of fish is Nemo?
clown fish
On my science quiz I got a 81 out of 90. What percentage did I get?
90%
Function
A relation between a set of inputs having one output of each.
4x - 2y = 8
X = 2 and y = -4
Tom works at a bookstore and earns $12 per hour. Additionally, he received a $30 bonus for each day worked. Write a linear equation in slope-intercept form to represent Tom's daily earnings, where y is the total earnings, and x is the number of hours worked.
y= 12x + 30
What are two main languages do people speak in the U.S.A?
Spanish and English
I got a 20 out of 50 on my L.A quiz. What percentage did I get?
40%