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andrew-mc [135]
3 years ago
11

Solve. 3x - 3 = 21 4.x=s X y = 18 Y = 36 _11_ULL

Mathematics
1 answer:
tangare [24]3 years ago
5 0

The question is not clear. As much as i understand it:

3x-12=21

3x=21+12

3x=33

x=11

4x=s

(plug in the value of x, as found in the previous step)

4(11)=s

44=s

hope i helped.

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