3 years ago

WILL MARK BRAINLIEST!!!!

Mathematics

2 answers:

Ber [7]3 years ago

8 0

Answer:

Step-by-step explanation:

2x-3

2(21)-3

42=3

svetlana [45]3 years ago

6 0

Answer:

its 5

3(2x-3)=21

6x-9=21

6x=30

x=5

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