How do you solve #7a-3=3+6a#?

1 Answer
EZ as pi
Oct 5, 2016

#a =6#

Explanation:

To solve an equation you need to have all the variable on one side and the numbers on the other side.

#7a-3 color(red)(-6a)= 3+6acolor(red)(-6a)" "larr# subtract 6a from both sides

#7a-6a -3 color(blue)(+3)=3color(blue)(+3)" "larr# add 3 to both sides

#a = 6" "larr# this is the solution..

The solution is the value of a which makes the equation true.

Related questions
See all questions in Equations with Variables on Both Sides
Impact of this question
9901 views around the world
You can reuse this answer
Creative Commons License