12y+40y=7

The slope-intercept form is y=mx+b, where m is the slope and b is the y-intercept.

y=mx+b

Add 12y and 40y.

52y=7

Divide each term by 52 and simplify.

Divide each term in 52y=7 by 52.

52y52=752

Cancel the common factor of 52.

Cancel the common factor.

52y52=752

Divide y by 1.

y=752

y=752

y=752

y=752

Using the slope-intercept form, the y-intercept is 752.

b=752

Find the Y-Intercept 12y+40y=7