PLSS HELP FOR 100 POINTSSS PLSSS HELP IF U HELP ILL SEND 50 MORE POINTS TO UR ACC PLSSSS
The members increased their elevation 290 feet during their hike this morning. Now they are at an elevation of 450 feet.
1. Write an expression that would represent their elevation before the hike.
2. Han says the equation e+290=450 describes the situation. What does the variable represent?
A. the starting elevation
B.the ending elevation
C. the elevation halfway through their hike
3. What is their starting elevation?