What two numbers add up to 15 and there difference is 7

What temperature is 12 degrees higher than - 6

Tim and Tom are trying to earn money to buy a new game system over a 3-month period. Tim saved $45.38 each month. If they need a total of $212.

What is 12+3? I really need hwelp on this

F - 3/4 = 1/2 what is f?

Write an equation of the line in slope intercept form that passes through (5,-1) (-2,13)

how much interest is earned on a principal of $575 invested at an interest rate of 7% compounded annually for nine years?

If the height of a triangle is five inches less than the length of its base, and if the area of the triangle is 52 square inches, find the base and the height.

The ratio of lime juice and soy sauce in a salad dressing is 9:8. The total of both ingredients is 51 tablespoons. How many tablespoons of each ingredient are used?

The media center at josh's school has a computer area. the first 4 rows have 6 computers each. the fifth row has 4 computers. how many computerz are there?

Swimming 1/4 of a mile uses about the same number of calories as running 1 mile. Glida ran a 26 mile marathon. about how far would her sister have to swim to use the same number of calories Glida used during the marathon?