The points (2, -12) and (4, r) lie on a line with slope 4. Find the missing coordinate r.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i