Asap! ethan is two years younger than carli. twelve years ago, carli was twice as old as ethan. how old is ethan now?

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

How do i multiply two digit numbers