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3 years ago

6

Solve x 2 + 2x - 1 = 0

1 answer:

rjkz [21]3 years ago

7 0

Answer:

x=-1/2

Step-by-step explanation:

hope this helps

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Rachael is placing a protective cover on a glass case. The case is a cube, and the perimeter of one cube face is 56 inches.

Dmitry_Shevchenko [17]

Answer:

336

Step-by-step explanation:

We know that a cube has 6 faces which means we can use this equation:

56 x 6 = 336

336 square inches is the answer.

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2 years ago

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Which statement is true about the sum of (5y/y^2)+(y-4/5y) ? A: The denominator of the simplified sum is y2 + 5y. B: The denomin

lora16 [44]

Answer:

Dude the answer is B

Step-by-step explanation:

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3 years ago

Find the perimeter and area of the polygon with the given vertices. W(5,?1), X(5, 6), Y(2,?1), Z(2, 6)

shepuryov [24]

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Step-by-step explanation:

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3 years ago

Whitch is the value of this expression when a=5 and k=-2

lana66690 [7]

Answer:

25/9

Step-by-step explanation:

25/9

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3 years ago

Solve the following word problem using two variables. Show each step of your work.

masha68 [24]

Answer:

John is 16 and Maya is 11

Step-by-step explanation:

x=Maya's age

x+5=John's age

x+x+5=27

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2 years ago