Please help me

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I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

Find the x-intercept and y-intercept of the line. 3x + 5y = −15

The scatter plot graph shows the average annual income for a certain profession based on the number of years of experience which of the following is most likely to be the equation of the trend line for this set of data? a. i=5350e +37100 b. i=5350e-37100 c. i=5350e d. e=5350e+37100