By Pythagorean theorem we find that the length of the hypotenuse is
.
<h3>How to find the length of the hypotenuse</h3>
In the image attached we have a <em>right</em> triangle with two legs of <em>same</em> length. The hypotenuse of <em>right</em> triangles can be found by Pythagorean theorem, whose form is:

, where l is the length of the legs.
By Pythagorean theorem we find that the length of the hypotenuse is
.
To learn more on Pythagorean theorem: brainly.com/question/26183488
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Answer:
it would be solved by it mom
Counting by tens is faster than counting by ones because you skip more numbers in between 10 and the next number than just counting by ones
4(x-3) + 2(x+1)
4x-12+2x+2
6x-10
6(3x-1) - 3(x-5)
18x-6 - 3x+15
15x-21