Make x the subject

x/a^2 + 3b = 2c

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .