What is 90 as a fraction

Can someone answer this question? : )

Shape a is congruent to shape , as shown by a reflection across the y-axis and then a translation down units. shape b is congruent to shape , as shown by a reflection across the y-axis and then a translation down units.

What is the equation of the line that passes through (-3,-1) and has a slope of 2/5? put your answer in slope-intercept form