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22 votes
5n+3=18
Please help with an explanation as well​

User Swinders
by
5.3k points

2 Answers

9 votes

Answer:

n=3

Explanation:

step 1- subtract 3 to both sides

+3-3=0 18-3=15

5n=15

step 2- divide both sides by 5

5÷5=1 15÷5=3

step 3- check answer by plugging in for n

5(3)+3=18

15+3=18

18=18

Hope this helps!

User Chad M
by
5.1k points
4 votes

Answer:

n=3

Explanation:

5n+3=18

subtract 3 from both sides

5n=15

divide by 5 on both sides

n=3

User Tanisha
by
4.9k points