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777dan777 [17]
3 years ago
9

Eight less than double a number is ten. What is the number?

Mathematics
1 answer:
otez555 [7]3 years ago
3 0

Answer:

9

Step-by-step explanation:

"8 less than double a number is ten" can be converted into an algebraic equation.

-8 + 2x = 10

Then simplify.

2x = 18 (add 8 to both sides)

x = 9 (both sides divided by two)

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Answer:

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Step-by-step explanation:

5 0
3 years ago
How do you do this problem help me
IgorC [24]

h2 + 52 = 102

          <span> h2 = 10<span>2 </span>− 52 = 100 − 25 = 75 = 52×3</span>

<span>           <span> h = 5</span></span>3 ≈ 8.7

   Area A  = ½×10×h ≈ ½×10×8.7 ≈ 43 cm<span>2</span>

<span>
</span>

<span>
</span>

<span>Hope this helps</span>

3 0
3 years ago
Which of the following correctly expresses the number below in scientific notation?
Dafna11 [192]
The answer is E. 7.09*10^5
6 0
3 years ago
F(x)=8-(x+7)+2x solution set in interval notation is
sweet-ann [11.9K]
There's no solution set.
you've just given a function of x with nothing to do with it. there is nothing to solve.
8 0
3 years ago
Read 2 more answers
If AB = 18, BC = 10, and CA = 13, list the angles of mc084-1.jpg in order from smallest to largest.
a_sh-v [17]
The rule says that:

each small angle has a small side

then the angle in front of BC is the smallest

in front of CA is the middle 

in front of AB is the largest

I hope this helped and Good luck

thank you


4 0
3 years ago
Read 2 more answers
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