How do you solve #20+25x=345#?

1 Answer
Sep 22, 2017

#x = 13#

Explanation:

First subtract 20 from both sides:

#20 (-20) + 25x = (-20)#
#25x = 325#

This gets x as the only term on the left hand side.
Divide both sides by the co-effcient of x (25), so that you find the answer for 1 x.

#(25x)/25 = 325 / 25#
#x = 13#