The model represents an equation. What value of x makes the equation true?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.