0.4335 = 4335/10000
divide both numbers by 5
0.4335 = 867/2000
Y = x + 6
y = -3x + 6
put the system of linear equations into standard form
x - y = -6
-3x - y = -6
solution:
x = 0
y = 6
Approximately 7.4 inches. You can use the Pythagorean theorem to get you diagonal or hypotenuse.