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Nuetrik [128]
3 years ago
11

Find the value of the variable x in the equation x – 21 = 8. A. –13 B. 13 C. 29 D. –29

Mathematics
2 answers:
Flura [38]3 years ago
8 0

Answer:

<h2>C.  29</h2>

Step-by-step explanation:

x - 21 = 8      <em>add 21 to both sides</em>

x - 21 + 21 = 8 + 21

x = 29

Aleksandr [31]3 years ago
3 0

Answer:

C. 29

Step-by-step explanation:

x – 21 = 8

Add 21 to each side to isolate x

x-21+21 = 8+21

x = 29

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