Determine the x of the following questions: 1. 3x=180
2.2x+110=180
3.x+110=180
4.5x+35=180
5.5x-10=180

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

Which function has the domain x> -11

How to find the exponential function y=ca^x, with points (1,2) and (2,1)