First off, AY GET OFF OF YOUTUBE BOI XD
Second off, since the area of the triangle is 21 square feet, you do 21/6, which equals 3.5.
So you need to find (2x-1)= 3.5.
So the answer is 2.25.
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hope this helps
Can you include pictures?
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$510 you get this answer by first rounding $849.75 to $850 and rounding 61.3% to 60% then multiply $850 and .6 to get your answer $510
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hello no explanation lol
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