Evaluate the expression (1 + 2 i) - (1 - 4i) (1+2i) - (1-4i) and write the result in the form a + b i a+bi.

An older person is 5 years older than seven times the age of a younger person. The sum of their age is 37. Find their ages

Mauna Kea is the tallest mountain on Earth. It is 13,796 ft. above sea level and 17,000 ft. below sea level. Which expression represents its total height? A. (-13,796) + - 17,000 B. 13,796 + (-17,000) C. 13,796 + | (-17.000) | D.|13,796 + (-17.

Maria spent 22 days traveling in South America. How many hours did she spend traveling in South America?

A box of 15cookies costs $9. What is the cost for 1 cookie?

maria has 1,342 pounds of french fries for her restaurant. she wants to serve an equal amount of french fries each day for 22 days. how many pounds of french fries will she serve each day

There are 180 white lockers in the school. There are 3 white lockers for every 5 blue lockers. How many lockers are in the school?

What is 3x-2y=5 in slope intercept form

Q. A mechanic has a radiator hose that measures 32 feet long. It needs to be cut into pieces equaling 5 feet 3 inches. How many whole pieces can it be cut into?

7.6x = 64 is approximately 3.05. is this the solution?

sara walked 1 mile from her home to her school and 625 feet from her school to the libary. if she followed the same path to go from the libary to her home, how far did she walk altogether?