Determine the intercepts of the line. What is the Y- Intersept and X- Intersept?

2x+5y=−6

Solve 2x+y=3 x+y=5 in substitution method

Answer pls man im trying to get out of summer school

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )