Find the common solution for each system of equations 1. y=4x-2 y=2x+3
2. 4y+4x=8 y+2x=4
3. 2y+4x=12 3x+y=5
4. 5x+6=y 4x-7=y

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?