The length of rectangular picture is 3 times as long as the width. If the area of the picture is 147 square inches, find the len
gth and width of the picture.
1 answer:
Answer:
l= 21 w=7
Step-by-step explanation:
l=3w
147=(3w)×w
147=3w^2
49=w^2
7=w
so now we have w=7. Plug that in to find l...
l=3w
l=3×7
l=21
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