Find the equation of the line that is perpendicular to the given line and passes through the given point.
y=-1/3-5; (12,0)

Prove that quadrilateral is a rhombus.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.