The length of L of a rectangle is 7 ft shorter than 3 times its width W. find the perimeter of the rectangle in terms of its wid
th alone
1 answer:
First multiply 7 and 3 = 21 than multiply 7 and 21. Your answer would be 147
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Answer:
-2. 46
- 9.54
Step-by-step explanation:
- 2x²+12x-7=0
- 2x²+12x+18= 25
- 2*(x²+6x+9)=25
- 2*(x+6)²= 5²
- x+6= 5√2/2 ⇒ x= 5√2/2 -6 ≈ -2. 46
- x+6= -5√2/2 ⇒ x= -5√2/2 -6 ≈ - 9.54
Answer:
A
Step-by-step explanation:
move decimal two places to get percent
2.25 = 225%
Answer:
B
Step-by-step explanation:
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Step-by-step explanation:
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