If 3x+1 = 9x-2, find the value of 21+x.
Answers
Answered by
3
Answer:
3x+1=9x-2
3=3x
x=3
21+x=21+3
=24
Answered by
1
Answer:
3x+1=9x-2
=)3x-9x=-2-1
=)-6x=-3
=)×=1/2
Now 21+x
=21+1/2
=42+1/2
=43/2
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