225,014 views
42 votes
42 votes
If Maths equation3x plus 6 equals 21, what does Maths equationequal?

User Joseph Bi
by
2.8k points

1 Answer

18 votes
18 votes
Step 1: Subtract 6 from both sides
3x + 6 = 21
-6 -6

Step 2: Divide both sides by 3
3x = 15
/3 /3

Answer: x = 5
User Sparq
by
2.6k points