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!
5n+3=18
subtract 3 from both sides
divide by 5 on both sides
5.2m questions
6.8m answers