Question

Is (2, 0) a solution of 2x - y = 4?

Answer 1

simply substitute x=2 and y=0,and see whether u get 2x-y as 4

Answer 2

yes because when u plug in (2,0) into the equation it is a true statement

Answer 3

2(2)-0=4
4-0=4

Answer 4

plug it into the x and y values\[2(2)-0=4\]simplify\[4-0=4\]\[4=4?\]^yes ....and so (2,0) is a valid solution :)