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Talja [164]
3 years ago
6

If ab = 21 centimeters, and bc = 28 centimeters, which does ac equal?

Mathematics
1 answer:
Leni [432]3 years ago
4 0
I assume they are lines? If not, then let's just say that they are lengths of lines. If ab = 21 centimeters and bc = 28 centimeters, then it is most likely that the line ac would equal to 49 centimeters. This was obtained through adding the length of two lines since they appear connected by point b.
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Nathan and his brother Zach love to play video games. Right now, Nathan's score is 11 less than 2 times Zach's score.-example, i
sashaice [31]

Zach's score, Z, and Nathan's score, N, are related by the formula

2Z-11=N.

This is further explained below.

<h3>What are algebraic expressions?</h3>

Generally, Assume Nathan has a score of N and Zach has a score of Z.

Zach's score is 11 points higher than Nathan's.

It implies,

N equals twice of Z minus 11.

We may format it as follows:

2Z - 11 = N

There are now four possible outcomes for these two brothers' scores:

Zach's score will be determined using algebraic formulas if Nathan's score is 81.

2Z - 11 = 81

2Z = 92

Z = 46

Zach's score will be 61 if Nathan receives a score of 111.

Zach's score will be 121 if Nathan's score is 231 or higher.

Zach's score will be 456 if Nathan's score is 901.

The formula 2Z - 11 = Z is a rule that connects Nathan's and Zach's scores.

Visit to learn more about algebraic expressions.

brainly.com/question/953809

#SPJ1

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