Question 683497
x+y = 150
y = 2x + 9
x + 2x + 9 = 150
3x + 9 = 150
3x = 150 - 9
3x = 141
{{{highlight_green(x = 47)}}} for Bill
47 + y = 150
y = 150 - 47
{{{highlight_green(y = 103)}}} for Tom
.....................
Have more questions? 
Email: HomeworkHelpers@readingboosters.com
Delighted to help.
-Reading Boosters
Website: www.MyHomeworkAnswers.com 
Wanting for others what we want for ourselves.