What is the solution to the system? (−2, −1, −3) (3, 0, 1) (5, −4, −3) (−1, −2, −3)

Find percent notation for 0.008 0.008=

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

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.