Make d the subjectt formula of d-7 =4d+3/e

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week