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miv72 [106K]
3 years ago
12

7y+3=3x+11 find x and y

Mathematics
1 answer:
kvasek [131]3 years ago
5 0

Answer:

7y + 3 = 3x + 11

7y = 3x + 11 - 3

7y = 3x + 8

y = 3x + 8 / 7

7y + 3 = 3x + 11

7y + 3 - 11 = 3x

7y - 8 = 3x

x = 7y - 8 / 3

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A forest cover 43,000 acres. A survey finds that 0.2% of the forest is old growth tress. How many acres of old growth trees are
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Given:

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Solution:

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Area of the old growth trees = 0.2% of 43,000

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