This is the last question until spring break. You can answer with A or B, Both, or neither :)

X-intercept=-5 y-intercept=2 the equation of the line is

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4