x = number of extra points
66-x = number of field goals
x = number of points from extra points
3(66-x) = number of points from field goals
124 = total points
x + 3(66-x) = 124
x + 198 - 3x = 124
-2x = -74
x = 37
66 - x = 66-37 = 29
29 field goals (87 points) and 37 extra points = 124 points
Dominus A.
help me please! I wanna learn how to do these eq's 7a - 6 = -30 - 5a plz help12/17/20
Joyce F.
Thank you! :D12/17/20