Find the x-intercept and the y-intercept from the
following linear equation:
7x + 3y = 63

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

I’m really confused and need to learn this