Y= 1/×-9
x^2+y^2=25
y=3x/4
15h / 4 = 3h + 6
y=3/4(x)
3x + y = 5
2x - y = 0
Is 3 a factor of 12 And give a answer why.
(x-a³)/(b²-bc+c²) +(x-b³)/(c²-ca+a²)+(x-c³)/(a²-ab+b²)=2(a+b+c)
(x-a³)/b²-bc+c² +(x-b³)/c²-ca+a²+(x-c³)/a²-ab+b=2(a+b+c)
transpose 2x + 7y = 20 to make x the subject