3 years ago

Is (1, 2) a solution to this system of equations? 10x + 4y = 18 x + 9y = 19

Mathematics

1 answer:

Arlecino [84]3 years ago

3 0

Answer:

Yes

Step-by-step explanation:

The intersection point of 10x+4y=18 and x+9y=19 is (1,2) on a graph.

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A man that is 6 feet tall casts a shadow 5 feet long. At the same time, a lamppost beside the man casts a shadow 25 feet long. H

Montano1993 [528]

Answer:

The answer to your question is: L = 30 ft

Step-by-step explanation:

Data

man = 6 ft

man shadow = 5 ft

lamppost shadow = 25 ft

lamppost height = ? = L

Process

$\frac{6}{5} = \frac{L}{25}$

$L = \frac{6 x 25}{5}$

$L = \frac{150}{5}$

L = 30 ft

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3 years ago

Will mark brainliest, thank, and rate to only chrislaurencelle

storchak [24]

Answer:

Option 3

Step-by-step explanation:

You are multiplying the length by three so it would be 3 times the length

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3 years ago

What is the factored form of the expression?Factor completely. 6x^4-9x^3-36x^2+54x

mario62 [17]

If we factorize the expression

$6x^4-9x^3-36x^2+54x$

We will get

$3x(2x-3)(x^2-6)$

Hope I helped!

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3 years ago

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Which best describes the relationship among the volumes of hemisphere X, cylinder Y, and cone Z?

kogti [31]

Answer: I saw on another post on here with the same question that someone said it was

B. The sum of the volumes of X and Z equals the volume of Y.

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3 years ago

Directions: Graph the equation. Label the points where the line crosses the axes.

kolezko [41]

Answer:

Both the equations landed on point ( 15.167 , 8.267 )

Step-by-step explanation:

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3 years ago