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Novay_Z [31]
3 years ago
13

Sarah’s age increased by twice bob’s age is 42

Mathematics
2 answers:
mr Goodwill [35]3 years ago
6 0
Since Sarah’s age is 2x of Bob’s age (which is 42) Sarah is 84.
Pavel [41]3 years ago
6 0

Hello there! The answer to your question is 'Sarah is 21 years old.'


Need an Explanation?:

So twice Sarah's age is equal to bob's age, which is 42. To solve, set up an equation that looks like this: (s = Sarah's age)

2s = 42

Solve for S. To do this, divide both sides of the equation by 2.

You get s = 21.

This means Sarah is 21 years old.

<em>I hope this helps, and have a great day! Please don't hesitate to ask if you need more help with this specific question! </em>




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estimate 0.00792398 to the nearest thousandth. Express your answer as a single-digit times a power of ten
Marianna [84]

Answer: \approx8*10^{-3}

Step-by-step explanation:

In order to round to the nearest thousandth, you must observe the digit to the right of the digit in the thousandth place and then:

  • If it is less than 5, you must round down.
  • If it is greater than or equal than 5, you must round up.

In this case, given the number:

0.00792398

You can notice that the digit to the right of the digit in the thousandth place is 9.

Since 9>5, you must round up. Then:

0.00792398\approx0.008

Finally, to express this as a single-digit times a power of ten, move the decimal point three places to the right. Then you get:

\approx8*10^{-3}

5 0
3 years ago
Simplify the Expression. Clear explanation of monomials appreciated - Thanks!
Nataly [62]
I think the answer is .4m^7n^8

Uhh I don’t know how to give it a clear explanation but all I did was multiply them

-0.8•-0.5= .4

M^2•m^5=m^7

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Hope this helps some.
7 0
3 years ago
Given h(x) = x^2-4/2, find h(-8)
vlada-n [284]

Answer:

62

Step-by-step explanation:

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7 0
3 years ago
  14.51 less than the product of 26 and x
Mekhanik [1.2K]

<em>the</em><em> </em><em>pro</em><em>duct</em><em> </em><em>of</em><em> </em><em>2</em><em>6</em><em> </em><em>and</em><em> </em><em>x</em><em> </em><em>is</em><em> </em><em>wri</em><em>tten</em><em> </em><em>as</em>

<em>2</em><em>6</em><em> </em><em>times</em><em> </em><em>x</em><em> </em><em>=</em><em> </em><em>2</em><em>6</em><em>x</em>

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6 0
3 years ago
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Vedmedyk [2.9K]

Answer:

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Step-by-step explanation:

18/3= 6

35/5=7

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5 0
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