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Debora [2.8K]
3 years ago
13

Sergey is solving 5x2 + 20x – 7 = 0. Which steps could he use to solve the quadratic equation by completing the square? Select t

hree options. 5(x2 + 4x + 4) = –7 + 20 x + 2 = Plus or minus StartRoot StartFraction 27 Over 5 EndFraction EndRoot 5(x2 + 4x) = 7 5(x2 + 4x + 4) = 7 + 20 5(x2 + 4x) = –7
Mathematics
1 answer:
Svetach [21]3 years ago
8 0

Answer:

2, 3, and 4 of Ed

Step-by-step explanation:

Saw another answer of brainly .

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AlekseyPX
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4 0
3 years ago
How do u put 72 7/10 into decimal?
NNADVOKAT [17]

Answer:

72.7

Step-by-step explanation:

First multiply 72 by 10

because 72 is 72 10s, making it a whole number.

then add 720 (72 times 10) to 7.

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7 0
3 years ago
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A rectangular garden has a width that is 10 feet shorter than the length. Write and simplify an expression to represent the area
morpeh [17]

Answer:

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Step-by-step explanation:

Area= length×width

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I hope this helps...

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6 0
3 years ago
Paige has 1 ½ feet of rope for a project. She only needs 2/3 of it. How much rope does she need?
Grace [21]

Answer:

1 foot

Step-by-step explanation:

1 1/2 = 3/2

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4 0
3 years ago
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Natalie has 412 apples that she must package into bags. Each bag must hold 8 apples. Natalie divides 412 by 8 and gets an answer
worty [1.4K]

Answer:

Natalie has 4 apples left

Step-by-step explanation:

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