Answer: p = 13/12
Explanation:
2(7p - 4) - 18 = 0
Multiply 2 by (7p - 4)
2 x 7p = 14p
2 x -4 = -8
(14p - 8) - 18 = 0
-8 - 18 = -26
14p - 26 = 0
Add 26 to both sides.
14p = 26
Divide both sides by 14.
p = 26/14, or p = 13/12
Answer as a decimal: p = 1.857