2 years ago

Factorise fully 9x squared - 6xy

1 answer:

4 0

3x(3x-2y)

you have to find a common factor between the two numbers. in this case it's three, so you just divide each number by three.

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If something starts out costing $500, and then is marked down by 25% on each of three separate occasions,what is the final price

astra-53 [7]

First markdown: 0.75($500) = $375
Second markdown: 0.75($375) = $281.25
Third markdown: 0.75($281.25) = $210.94

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3 years ago

ms green tell you that a right triangle has a hypotenuse of 13 and a leg of 5 . She asks you to find the other leg of the triang

Montano1993 [528]

Answer:

$\large \boxed{12}$

Step-by-step explanation:

We can apply Pythagoras' Theorem.

$\begin{array}{rcc}a^{2} & = & b^{2} + c^{2}\\13^{2}& = & 5^{2} + c^{2}\\169& = & 25 + c^{2}\\c^{2}& = & 144\\c & = & \sqrt{144}\\& = & \mathbf{12}\\\end{array}\\\text{The other leg of the triangle is $\large \boxed{\mathbf{12}}$}$

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2 years ago

I don’t know the answer

Lera25 [3.4K]

The equation for slope is y=mx+b therefore your equation would be y=.5x+2 or y=1/2+2
both of these are correct just the matter of fact of what way your teacher wants you to use :)

6 0

3 years ago

Here's an easy question for points: 5 x 2/6 =

Allushta [10]

5 times 2/6 is 10/6
You can simplify that to 5/3

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2 years ago

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A department store receives a shipment of 1,000 glassesOut of a random sample of 10 glasses, 2 are broken. How many would you ex

bonufazy [111]

The answer is c. 200

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3 years ago

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