# How do you solve for x in #4+x=k#?

##### 1 Answer

Nov 21, 2016

#### Answer:

#### Explanation:

In this type of equation called a

#color(blue)"literal equation"# since it has a combination of numbers and letters, we treat the k as a numeric value.To isolate x on the left of the equation, subtract 4 from both sides.

#cancel(4)cancel(-4)+x=k-4#

#rArrx=k-4" is the solution"#