Guess the variable
X+5=12
7
Is (3,5) a solution to y=2x-1
Yes
What is the intercept: y=x+1, y=-x+5
(2,3)
3^2*3^4
729
y=x^2
Pawabowa
3x-4=11
5
What is the slope and y-intercept of y=-3x+7
-3 and 7
what is the intercept: y=2x, x+y=9
(3,6)
expand (x+2)(x+5)=0
X^2+7x+10=0
slope-intercept form
2(X-1)=3x+4
-6
Graph y=(1/2)x-2
points: (0,-2), (2,-1), (4,0)
what is the intercept: 2x+y=10, -2x+3y=6
(3,4)
factor x^2-8+15
(x-3)(x-5)
y=a(x-r1)(x-r2)
X-intercept form
(2x+3)/5=x-1
8/3
What is the equation for a line going through (2,5) and (6,13)
y=2x+1
Graph y<2x+1,y>-x+3
yep
solve x^2-4x-5=0
X=-1,5
y=a(x-h)^2+k
Vertex form
(5x+12)/4=(2x+13)/3
16/7
Barry is a football player who is getting paid the big bucks. In year 3 he made $52. In year 23 he made $85.33. What is the equation.
y=(5/3)x+47
Less than 50 people are allowed in a party room. It costs 5 dollars per kid and 8 dollars per adult. you have a Max budget of less than 320 dollars. Graph.
yep, x+y<50, 5x+8y<320
give me the vertex, axis of symmetry, and the direction it opens y=-x^2+6x-8
(3,1), x=3, downwards
What is the quadratic equation
x=-b +/- ((b^2-4ac)^1/2)/(2a) x equals negative b plus or minus the square root of b squared minus 4ac all over 2a