What is the answer to this mathematical problem, (n-5) + (n+15) = 180?

Is 3 to the - 2 power + 4x a polynomial

How can these fractions be rewritten so they can be added together? 2/3 + 3/12

Choose the set of equations that best represent the following information: The sum of two numbers, a and b, is 12. The first number, a, is 8 more than the second number.

In the table, x represents every mile driven in a cab and y represents the cost. A 2-column table with 5 rows. Column 1 is labeled x with entries 1.25, 2.50, 3.75, 5, 6.25. Column 2 is labeled y with entries 7.50, 10.0, 12.5, 15.0, 17.5.

Ian wants to run 412 miles to get ready for his upcoming race. He has set up 3 markers the same distance apart to show how far he has run. How far apart are the markers? Drag and drop the correct answer to complete the statement.

Some bakers make apple pies. They each have 15 boxes of apple pies

Kim is planning a trip to Spain. She will stay there for a total of thirteen nights. She has found two options for her lodging: a hostel, which charges €12.65 (12.65 euros) per night, and a private hotel, which charges €31.25 per night.

Value of 7 in 11.776

Question? Jared and David both sell air conditioning units, but they work for two different companies. Each month, Jared earns a base pay of $1,001 plus an extra $75.55 for each unit he sells.

Translate into an algebraic expressions: A number increased by 100% and decreased by 20% is x. What is the number?