How do I solve the system of equations

{Y=x^2+2x}

{Y=-x-2}

rectangular pool is surrounded by a walk 2 meters wide. The pool is 5 meters longer than its width. If the total area of the pool and walk is 260 square meters more than the area of the pool, find the dimensions of the pool.

If events A and B are independent the probability that event A occurs is 83% what must be true

List least to greatest - 2.3, - 2 4/5, - 2.6

What numbers are evenly divisible by 560

If 60% of x is 22, then what is 45% of x?

A flower bed has the shape of a rectangle 7 yards long and 4 yards wide. what is its area in square feet

A store buys 77 1 2 pounds of mulch in a large shipment. They divide the mulch up into bags that can each hold 2 1 4 pounds. The store sells one bag of mulch for $2.25. For each part of the question, show your work.

Which one of these is not like the other 25,60,35,20,22

Which number is its own opposite

Simplify 4-6+2x-9x-8