3(p-1)2=15

Solution for 3(p-1)2=15 equation:

Simplifying
3(p + -1) * 2 = 15

Reorder the terms:
3(-1 + p) * 2 = 15

Reorder the terms for easier multiplication:
3 * 2(-1 + p) = 15

Multiply 3 * 2
6(-1 + p) = 15
(-1 * 6 + p * 6) = 15
(-6 + 6p) = 15

Solving
-6 + 6p = 15

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '6' to each side of the equation.
-6 + 6 + 6p = 15 + 6

Combine like terms: -6 + 6 = 0
0 + 6p = 15 + 6
6p = 15 + 6

Combine like terms: 15 + 6 = 21
6p = 21

Divide each side by '6'.
p = 3.5

Simplifying
p = 3.5