You use the quadratic formula:
2x {}^{2} - 3x = 5
2x {}^{2} - 3x - 5 = 0
x = \frac{3 + - \sqrt{9 -4(2)( - 5)}}{2 \times 2}
x = \frac{3 + - \sqrt{49} }{4}
x = \frac{3 + 7}{4} \: and \: x = \frac{3 - 7}{4}
x = \frac{5}{2} \: and \: x = - 1
Answer:
6
Step-by-step explanation:
you will multiply 40 times .85 since the percent you move the period two times to the left you will get an answer of 34.
you will then subtract 34 out of the 40 and you will get the answer 6.
Answer: 392.7
Step-by-step explanation:
A=πr2=π·52≈78.53982cm² (or 78.54)
78.54 x 5
1 gal = 3.8 liters....so 65 gallons = 65 * 3.8 = 247 liters
10 cancels out so its 5/3 :) Rate Me plz <span />
