number 3 is not congruent but number 4 is because #4 is basically the same thing but you cant really multiply something to question #3 to get those answers.
<span>Bees see “primary colors” as blue, green and ultra violet. <span>They can distinguish yellow, orange, blue-green, violet, purple, as combinations of their three primary colors.</span></span>
4x+6y=8
3x+y=9
y = 9 - 3x
4x + 6(9-3x) = 8
4x + 54 - 18x = 8
14x = 46
x = 23/7
y = 9 - 3(23/7)
y = 9 - 69/7
y = - 6/7
