If the points A(-3,5),B(a,b),C(4-1) are colliner and a-b=1, find the value of a and b

If the points A(-3,5),B(a,b),C(4-1) are colliner and a-b=1, find the v

1.	If the points A(-3,5),B(a,b),C(4-1) are colliner and a-b=1, find the value of a and b
Answer» a=24/13, b=11/13 No idea