I give brainliest to best answer... whats 1+1?
1.) 21
2.) 2
3.) 11

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Afigure is rotated 180°. if one of the points on the image is g'(4, -8), what were the coordinates of g? (8,4) (8,-4) (4,8) (4,8)

Maria heard on the radio that the high temperature that day would be to determine the temperature in degrees celsius, she used the formula , where c is the temperature in degrees celsius and f is the temperature in degrees fahrenheit.