449,784 views
38 votes
38 votes
Evaluate 3a if a = 7
show me working out if possible

User HereTrix
by
2.6k points

1 Answer

14 votes
14 votes

Answer:

21

Explanation:

3a

a=7

∴3a=3×7

21

hope this helps!!!!!!!

User Zak Keirn
by
2.4k points
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