What information do you need to perform a reflection

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079

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! )