5.3k views
2 votes
3a+20=-25 what is the value of a?

User Fbielejec
by
6.2k points

2 Answers

4 votes
It is negative 15. You subtract 20 then dividr by 3
User Sreekanth Karini
by
7.1k points
1 vote
3a+20=-25

Subtract 20 from both sides
3a=-45

Divide both sides by 3
a=-15

Final answer: a=-15
User Goldie
by
6.7k points
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