The interior angles of a triangle have a sum of how many degrees?
180 degrees
What do we call the point where a linear equation crosses the y-axis?
y-intercept
Find the slope of the line with the points (4,0) and (6,0)
Slope = 0
Solve the system of equations:
y = 8x -2
y - 8x = -2
Infinite solutions
Point A(6, -7) is reflected across the y-axis. What is the coordinate of the image? Answer should be a point.
A'(-6, -7)
What is the slope of the equation: x=3 .
Undefined
Solve for y. 5x + 2y = 14
y=-5/2x + 7
Solve the system of equations:
y=3x + 5
y=x + 19
(7, 26)
A triangle has side lengths of 8cm, 12cm and 14cm. Is this a right triangle?
No. 82 + 122 does NOT equal 142
Write the equation in slope-intercept form:
2y + 3x + 8 = 7x
y=2x-4
Simplify the expression. Write your answer with POSITIVE EXPONENTS.
(3-2)3
1/36
How many solutions?
y = 3x + 4
4y = 12x + 64
No solution
Point L(8, 1) is translated 3 units up and 2 units left, then is reflected across the x-axis. What is the coordinate of the new image?
L'(6, -4)
Write an equation for the following scenario in slope intercept form.
Boaz started out with 3 girlfriends, then gained 2 more every day.
y = 2x + 3
Simplify the expression. Write your answer with POSITIVE EXPONENTS.
(2)(24x)2
29x2
Kevin is a substitute in 2 districts. District one pays $200 per day and a $500 signing bonus. District two pays $175 per day and a $800 signing bonus.
After how many days will Kevin make the same amount at both jobs?
Let x represent the number of days Kevin works. (Hint: Solve for x only)
12 days