<span>the equation y=x+3 has an x-intercept of 0= x+3 equal to -3 and a y-intercept when x is substituted to zero equal to y = 0 +3 or 3. Hence when x is equal to to zero, y should be equal to 3. The answer to this problem is yes, (0</span><span>,3) a solution to the equation y=x+3</span>
Since jason is currently at 54 feet above sea level and David is 11 feet below sea level the add 11 plus 54 which would give you 65 feet is there distance of elevations