Answer:
42.40 is your answer for this equation
Answer:
18
Step-by-step explanation: Each side on a square its the same to the other one, so 72 divided by 4 its equal to 18
So i guess the question is how much red gravel can they buy?
Red gravel: 3000 pounds
Black gravel: 2000 pounds
x+y=5000
0.80x+0.55y=3500
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