SOLUTION: Joe has received an 11% increase in salary. His new weekly earnings are $222. What was his previous weekly salary?

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Question 178704: Joe has received an 11% increase in salary. His new weekly earnings are $222. What was his previous weekly salary?
Found 2 solutions by josmiceli, jojo14344:
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Call his previous weekly salary s
.11s is his increase in salary
s+%2B+.11s+=+222
1.11s+=+222
s+=+222%2F1.11
s+=+200
His previous weekly salary was $200

Answer by jojo14344(1513) About Me  (Show Source):
You can put this solution on YOUR website!

Remembersystem%28PW=previousWeek%2CNW=NewWeekly%2Cx=PWearnings%29
x%2B0.11%28x%29=222
x%281%2B0.11%29=222
x%2Across%281.11%29%2Fcross%281.11%29=cross%28222%29200%2Fcross%281.11%29
highlight%28x=200%29 Previuos weekly earnings
Check,
PW%2B0.11%28PW%29=NW
200%2B0.11%28200%29=222
200%2B22=222
222=222
Thank you,
Jojo