![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The table is \ \ \
| \
x \ | \
\
0 \ | \
\
1 \ | \
\
2 \ | \
\
3 \ | \
| \
y \ | \
\
57 \ | \
\
107 \ | \
\
157 \ | \
\
207 \ | \
Observe the table; value of y is increasing by 50 as x value increasing by one. \ \
![\"\"](\"/userfiles/image/Library/Algebra1/increases_pa37_p14.gif\")
![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
Write a verbal model for the current situation:
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=341b34edb7fb8ac4e88a775954570aa7.png\")
The equation of y is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=db0feb3f44618b07248092b1dce22fff.png\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The equation of y is .