Answer:
Step-by-step explanation:
You have 2 equations and 3 unknowns (A, x, y). You could use any value for A and it would be correct because then you could solve for the other unknowns. See picture for many exampleS.
Please mark Brainliest when able.
Answer:
10 hours
Step-by-step explanation:
assuming its 8pm if its 8 am 4 hours
Answer:
7a + 8b + 3c
Step-by-step explanation:
Group together like terms and simplifyy