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y√5+5=2√5-6*5-3+9√5
y√5+5=11√5-33
y√5=11√5-33-5
y√5=11√5-38 |/√5
y=11-38√5/5
y√5+5=2√5-6*5-3+9√5
y√5=11√5-33-5/:√5
y=11-(38/√5)=55-38√5 / 5
(7-4√3)(x+√3)=6
7x+7√3-4√3x-12=6
(7-4√3)x=18-7√3
x=(18-7√3):(7-4√3)
x=(18-7√3)(7+4√3)/(49-48)
x=126+72√3-49√3-84=42+23√3