i pretty sure it is 20 feet
God Bless
729 ÷ 3 = 243
so if you do 243 × 3 = 729
so your answer will be 243
Yes it is linear since it's in the standard form Ax+By = C
A = 2
B = -8
C = 16
1720 - 1040 = 680
680/7 = 97.1
I would put them in intervals of 100