Slope Intercept
The slope of the line y = −3x + 7?
What is -3
The equation in point-slope form of the line that passes through the point (1, −1) and has a slope of 4?
What is y + 1 = 4(x - 1)
The standard form of the equation that is equivalent to y = 2/3 x − 6.
What is 2x - 3y = 18
The following is the equation of a line that is perpendicular to the graph of y = 2/5 x − 1.
A. y = 2/5x - 4
B. y = -5/2x - 4
C. y = 2/5x - 4
D. y = 5/2x - 4
What is B -5/2x - 4
The points A(0,4), B(6,2), and C(0,3) form the vertices of a right triangle in the coordinate plane. The equation of the line that forms the hypotenuse is this.
What is y = -1/3x + 4
Statements about the line that passes through (−2, 0) and (2, −4) are true? Select all that apply.
What are B, C, D
The graph of the equation y − 1 = −2(x − 2) contains These set(s) of ordered pairs? Select all that apply.
A. (0,-2) and (1,3)
B. (0,5) and (-2,9)
C. (-1,7) and (2, 1)
D. (3, -1) and (2, -1)
What are B and D
The following statement/s about the lines below is/are true.
4y = −16 and 3x = 27 Select all that apply.
A. Line 4y = -16 is horizontal
B. Line 3x = 27 is vertical
C. For both line all points have an x- and y- coordinate
D. Both lines each have an x- and y- coordinate
What is A, B, C
The equation that has a graph that is parallel to the graph of 2x − y = −1.
A. 2x + y = 8
B. y = -1/2x + 3
C. y - 1 = 2(x - 3)
D. y = -2x - 1
What is C) y - 1 = 2(x - 3)
Emery borrowed money from her brother to buy a new phone and is paying off a fixed amount each week. After 2 weeks, she will owe $456, and after 5 weeks, she will owe $228.
a The slope intercept formula is this
b. The original amount Emery borrowed is this.
c. Emery pays this amount each week.
d. It will take this long for her to pay back the money.
A. What is y = -76x + 608
A. What is $608
B. What is $76/week
C. What is 8 weeks
Rachel hikes at a steady rate from a ranger station to a campground that is 20 mi away. After 2 h, she is 13 mi from the campground. After 4 h, she is 6 mi from the campground. A graph shows her distance y from the campground, in miles, after x hours.
The slope of the graph, and it represents?
What is−3.5;
What is the rate at which Rachel's distance from the campground changes per hour
An equation in point-slope form of the line that passes through the given point (−7,1); and with the given slope m=6.
What is y - 1 = 6(x + 7)
The glee club has $90 to spend on pens and pencils. Each pen costs $0.75 and each pencil costs $0.15. Let x represent the number of pens, and let y represent the number of pencils. The equation that describes the number of pens and pencils that the glee club can buy is this.
The greatest number of pencils that be bought is this.
What is 0.75x + 0.15y = 90
What is 600
The equation in slope-intercept form of a line that passes through (–2, 2) and is perpendicular to the graph of y = 1/2 x − 3 is this.
What is y = -2x - 2
A store sells gift cards in preset amounts. You can purchase gift cards for $20 or $30. You have spent $560 on gift cards.
The equation in standard form to represent this situation is this. If you let x be the number of gift cards for $20, and let y be the number of gift cards for $30.
What is 20x + 30y = 560
The line y=−0.5x+b passes through the points (1,5.5), (3,p), (4,4), and (7,n). b, n, and p are.
What is b = 6 n = 2.5 p = 4.5
It costs 12.50/hr to rent a pedal board. Liam rented a pedal board for 5.5 hours and paid a total of $93.75.
An equation in point-slope form that models the cost of renting a pedal board for x hours. The one-time service charge is this.
What is y - 93.75 = 12.50(X -5.5)
What is 25
Consider the line represented by the equation
5x+2y=10.
The the slope of the line related to values of A, B, and C in standard form Ax+By=C can be written in Terms of A, B, C
The y-intercept is related to values of A, B, C in this way
What is -A/B
What is C/B
A line passes through the points A(n,4) and B(6,8) and is parallel to y = 2x − 5.
The value of n is this.
What n = 4
Elijah and Aubrey have summer jobs. Elijah deposits the same amount of money in his account every week. The equation y=125x + 72 represents his bank balance any given week of the summer. Aubrey also deposits the same amount into her account every week. At the end of the third week she has $398. At the end of the sixth week she has $773.
The equation to represent Aubrey's bank balance any given week of the summer is this.
The beginning amounts in Aubrey's account and Elijah's account are these respectively
What is y = 125x + 23
What is 23 and 76 respectively
Becky is competing in an 8-mi road race. She runs at a constant speed of 6 mi/h.
An equation in slope-intercept form to represent the number of miles Becky has left to run.
What is y=-6x + 8
The total price of a printing job at Incredible Invites includes the cost per invitation plus a one-time set-up fee.
An equations in point-slope and slope-intercept forms to model the situation.
The part of the equations represents the cost per invitation.
the set-up fee is this.
What is y -100 = 1.6(x -25)
What is y = 1.6x +60
What is $1.60 and the slope
What is $60
The equation in standard form for the following, using integers is this.
y = 4/7x -1
What is 4x - 7y = 7
k when a line passes through points (k + 2, 3k) & (6, 2) and is parallel to y = 8x + 24
What is k = 6
k is so that the given line will have the given slope
(-13, k) & (-1, -2k), m = 1/4
What is k = -1