Help me I'm under the water (っ◔◡◔)っ ❤

Write the sentence as an equation. b increased by 281 is d

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.