3 years ago

Lee can type 1 1/3 pages every 15 minutes. How many hours does it take him to type 10 2/3 pages

Mathematics

1 answer:

natta225 [31]3 years ago

8 0

Answer:

2 hours

Step-by-step explanation:

if you can type 1 1/3 pages every 15 minutes than you can type 5 1/3 pages every hour. you divide 10 2/3 pages by how many pages Lee can type every hour and the result is 2 hours

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If one wanted to solve the equation below using the quadratic formula, what would be the b value used to substitute into the qua

OLga [1]

Answer:

b = 5

Step-by-step explanation:

All quadratic equations are formed in the format of $a^{2}$ + bx + c = 0

Using this formula, we can re-arrange the equation to fit the given format.

$3x^{2}$ - 2 = -5x
$3x^{2}$ + 5x - 2 = 0

5 is plugged in for "b" in this equation, therefore b = 5.