Arrange {-2.07, -2.007, -27/10, -2.77} in order from greatest to least

Use set builder notation to represent the following set: { -3, -2, -1, 0}

What is the prime factorization of 23 ?me with this question

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)