Find the slope of a line that passes through (2,-6) and (-8,-1)
What is -1/2
100
Factor x^2+9x+20
What is (x+5)(x+4)
100
y=4
3x-y=11
What is (5,4)
100
What is the better deal: 12 cookies for $3.25 or 18 cookies for $4.14
What is 18 cookies
100
Write the equation for any horizontal line. What is the slope?
What is y= a number, slope of 0
200
Write the equation in POINT-SLOPE FORM for a line that passes through the point (-3,5) with a slope of 2
What is y-5=2(x+3)
200
These are two of the three ways to solve a quadratic in standard form (one of them you can only sometimes do)
What is quadratic formula, factoring, and solve using square roots
200
6x-10y=8
x=-2y+5
What is (3,1)
200
Two numbers add up to 40. one number is 10 more than the other. Find the numbers
What is 25 and 15
200
Equation for this sequence of numbers: -3,-5,-7,-9
What is y=-2x-1
300
Write the equation of a line that passes through (3,10) and (-2,-5)
What is y=3x+1
300
Factor 2x^2-5x+3
What is (2x-3)(x-1)
300
3y=9x+12
7x-2y=-10
What is (-2,-2)
300
36 is 25% of what number
What is 144
300
The parent graph of a straight line is y=x. If this line is shifted up 3 units and stretched by a factor of 2, what is the new equation?
What is y=2x+3
400
Tell me the slope of a line parallel and perpendicular to
2x-4y=12
What is parallel= 1/2 and perpendicular= -2
400
Factor 8x^2-50
What is 2(2x-5)(2x+5)
400
3x-8y=15
6x+9y=30
What is (5,0)
400
A quadratic opens down and has a vertex of (4, -1). How many x-intercepts does the quadratic have?
What is none
400
You make $10 a day plus $5 for every hour of babysitting. Your friend makes $20 but only $2.50 for every hour of babysitting. How many hours until you make the same amount?
What is 4 hours
500
Write the equation of a line that passes through (4,1) and (4,-6)
What is x=4
500
Factor 16x^2+56x+49
What is (4x+7)^2
500
x+y=14
1/2x-1/4y=1
What is (6,8)
500
Put these numbers in order from smallest to biggest:
3/5, 2/4, 5/7, .8, .55
What is 2/4, .55, 2/5, 5/7, .8
500
Write the equation of any line perpendicular to a line with a slope of zero.