3. The sum of the width and the length of a rectangular garden is 120 inches. If the length is three inches less than twice its width, find the width and the length Let: w be the width of a rectangular garden y be the length of a rectangular garden Equations;
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Answer:
length = 79 inch
width = 41 inch
Step-by-step explanation:
y= length
w= width
y= 2w-3
equation:
y+w=120
substitute
(2w-3) + w = 120
3w = 120+3
3w = 123
w = 41
thus, w = 41
now find y
y = 2w - 3
y = 2(41) - 3
y = 82-3
y= 79
checking:
y+w=120
79+41=120
120=120