Solve Equations
                The formula of (h,k) form
What is
y=m(x-h)+k
m=slope, (h,k) point
The vertex of the following absolute value
y=-1/2(x+2)-7
What is (-2,-7)
When you are solving a system of equations and you add the 2 equations together, which method are you using to solve it?
Elimination method
What is the range of the following function
f(x) = 2x - 3, -1<x<3
Range: -5<x<3
A cell phone and phone case cost $110 in total. The cell phone costs $100 more than the phone case. How much was the cell phone?
$105