the perimeter of a childs rectangular sandbox is 18 feet if the length of the sandbox is one foot longer than the width write an
equation that can find the length and width of the sandbox
1 answer:
Answer:
Equation:
Width = 4 feet
Length = 5 feet
Step-by-step explanation:
Let x feet be the width of the rectangle.
If the length of the sandbox is one foot longer than the width, then the length is x + 1 feet.
Use formula
The perimeter of a childs rectangular sandbox is 18 feet, thus
![18=2(x+(x+1))\\ \\18=2(x+x+1)\\ \\18=2(2x+1)\\ \\9=2x+1\ [\text{Divided by 2}]\\ \\2x+1-1=9-1\\ \\2x=8\\ \\x=4\ feet \\ \\x+1=5 \ feet](https://tex.z-dn.net/?f=18%3D2%28x%2B%28x%2B1%29%29%5C%5C%20%5C%5C18%3D2%28x%2Bx%2B1%29%5C%5C%20%5C%5C18%3D2%282x%2B1%29%5C%5C%20%5C%5C9%3D2x%2B1%5C%20%5B%5Ctext%7BDivided%20by%202%7D%5D%5C%5C%20%5C%5C2x%2B1-1%3D9-1%5C%5C%20%5C%5C2x%3D8%5C%5C%20%5C%5Cx%3D4%5C%20feet%20%5C%5C%20%5C%5Cx%2B1%3D5%20%5C%20feet)
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Answer:
option D
2
A whole pizza has 8 slices. 1/4=25%. 25% of 8 is 2.
The correct answer is 11.3
Hopefully this helps, and sorry I didn't do 8 I'm limited on time
Answer:
a) 4 1/10 slices eaten
b) cannot be solved because we don't know how many slices in each pizza
Step-by-step explanation:
5*1/10=5/10
12*3/10=36/10
36/10+5/10=41/10
41/10=4 1/10 slices
