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3 years ago

5

The square of a number, decreased by 15, is equal to twice the number

1 answer:

STALIN [3.7K]3 years ago

6 0

the answer to this equation x^2-15=2x

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What is the value of x ?

Dafna1 [17]

Answer:

<h2>X = 31°</h2>

Step-by-step explanation:

Given: AC is angle bisector of <BAD.

=> So, <BAC = <CAD

30° = x-1 °

30 +1 = x

31 = x

Then,<u> X = 31</u>

<em>Hope</em><em> </em><em>this helps</em><em>.</em><em>.</em><em> </em><em>Good</em><em> </em><em>luck</em><em> </em><em>:</em><em>)</em><em> </em>

7 0

3 years ago

What is 15 multiplied by t as a numerical or algebraic expression?

Makovka662 [10]

Numerical ==> 15 x t

Algebraic ==> 15t

4 0

3 years ago

Please answer these questions...

Sphinxa [80]

Answer:-18 and T=3+Y

Step-by-step explanation:

8 0

3 years ago

What percent of 100.9 is 82??

Oksi-84 [34.3K]

Answer:

81%

Step-by-step explanation:

$82/100.9=0.81\\0.81*100=81%$

5 0

3 years ago

If x = 10, find the value of:<br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2%20%7Bx%7D%5E%7B2%7D%28x%20-%205%29%20%7D%7B10x

vesna_86 [32]

Answer:

$10$

Step-by-step explanation:

$\frac{2(10)^2(10-5)}{10(10)}$

Square the 10.

$\frac{2(100)(10-5)}{10(10)}$

Subtract 10 with 5.

$\frac{2(100)(5)}{10(10)}$

Multiply the numbers in the numerator.

$\frac{2(500)}{100}$

$\frac{1000}{100}$

Divide 1000 with 100.

$=10$

4 0

3 years ago

Read 2 more answers