How can I solve this system of equations: x-y=-3 and - 5x-2y=1

Solve the following equation to find the value of x: 4x + 10 = 22

Find the LCM of the set of polynomials. 4m^3p, 9mp^4, 18m^4p^2

What is the correct solution to - 3x > 12?

Refer to the given table on air travel. Suppose a flight that arrived at El Centro is selected at random. What is the probability that the flight did not arrive on time? Write your answer as a fraction.

What is the sum or difference 6x^7+8x^7

Which expression is equivalent to 7 b + 4 b minus 1 b? A. 2b B. 4b C. 10b D. 12b

3x + y = 7 4x + 2y = 16

Can you solve this for me I'm learning it in math 5x+13>7 (x+3)

Eric buys new clothes for school. He has 3 pairs of pants, 4 shirts, and 2 pairs of shoes. How many different outfits does he have?

What are the x - and y-intercepts of the following equation? - 2x + 8y = 8