The width of a rectangle is 3 less than twice the length ,x. if the area of the rectangle is 43 square feet,
1 answer:
W = 2L - 3 43 = L × ( 2L - 3 ) 43 = 2L^2 - 3L 2L^2 - 3L - 43 = 0 L = 5.447 , L = - 3.9471 w = 2(5.447) - 3 w = 7.894 i am a mathematics teacher. if anything to ask please pm me
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Hi there! To solve this problem, we need to simplify. 5x + 32 = 4 - 2x 7x + 32 = 4 7x = -28 x = -4 Hope this helps!
Answer:
1. (3,-3)
2. x=3 x=-2
Step-by-step explanation:
Plug it into the equation one number at a time.
My first impulse is to say you don't provide enough info with which to solve this problem. We need to know how many inches in the model correspond to 1 foot in the actual plane (that is, the scale factor). What is the scale factor here?
Answer:
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Step-by-step explanation:
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