Answer:
Xavier has 5 dollars
Step-by-step explanation:
2x represents how much money Alex had, the -3 is how much he spent, and the 7 is how much he has now

Add 3 to both sides

divide both sides by 2

Checking my work:

Answer:
D) $270.00
Step-by-step explanation:
15% of 1800 is 270 which is exactly what the dollar amount of the discount would be
Ok so the first one is 225 miles but i can't do the graph
and i'm not great at math so give me a bit
You have to divide both sides by 2/3, and by doing that you'll get w= -5/4