Respuesta :

adding 2 or more varibles for example 3x+10-6x+4 you add 3x by -6x is -3x then add 10 + 4 is 14 which make the equation -3x+14
Daddying
The equation 5x + 3y +2x +2y = 6 get the numbers with the variable X and combine them (add them together) and do the same with the y variable ones.