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Artist 52 [7]
2 years ago
8

Sovlve the equation. Show work.

Mathematics
2 answers:
mash [69]2 years ago
4 0

Answer:

x= 10

Step-by-step explanation:

4x- 1x= 3x

3x- 9 = 21

3x- 9 (+9)= 21 (+9)

3x= 30

3x (÷3)= 30 (÷3)

x= 10

Rainbow [258]2 years ago
3 0

Answer:

x = 10

Have a good day! Brainliest?

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