Find the distance between the following
points (rounded to the
nearest tenth),
(3.8) (1,2)

Me with these questions , i don’t understand scientific notation!

Find the equation in slope intercept form parallel to y=5x + 2 that pases through (-6,-1)

The price of a box of 15 cloud markers is $12.70. the price of a box of 42 cloud markers is $31.60. all prices are without tax, and the price of the packaging is the same for any size. how much would 50 cloud markers in a box cost? write an equation which will tell the price p for the number n markers in the box.