Question

72+4-14d=36

Answer 1

8

Answer 2

72+4-14d=36
4-14d=36-72
-14d=-36-3
-14d=-40
d=-40/-14
d=-20/-7
d=20/7

Answer 3

d=8

Answer 4

combine like terms and solve for d
72+4-14d=36
-14d=-40
d=40/14=20/7

Answer 5

\[72+4-14d=36\]
\[4-14d=36-72\]
\[-14d=-36-3\]
\[-14d=-40\]
\[d=-40/-14\]
\[d=-20/-7\]
\[d=20/7 \]