The table shows the results of testing the emissions of 10 different vehicles.

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

Devonte is balancing his checking account. his account statement does not include a deposit of $107.00 that he made on november 1st. what is devonte’s actual account balance?