Question

If 2+5√7/2-5√7=x+√7y, find x and y.

Answer 1

Answer:

5√7/2-5√7-√7y=x+2

√7(5/2-5-y)=x+2

√7(5-10-2y)/2=x+2

-√7(5+2y)/2-2=x

-√7(5+2y)-4/2=x

-√7(5+2y)-4=2x

-√7(5+2y)=2x+4

-5√7-2y√7=2x+4

-2y√7=2x+4+5√7

y=2x+4+5√7/-2√7