3=2p-1

Solution for 3=2p-1 equation:

Simplifying
3 = 2p + -1

Reorder the terms:
3 = -1 + 2p

Solving
3 = -1 + 2p

Solving for variable 'p'.

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

Add '-2p' to each side of the equation.
3 + -2p = -1 + 2p + -2p

Combine like terms: 2p + -2p = 0
3 + -2p = -1 + 0
3 + -2p = -1

Add '-3' to each side of the equation.
3 + -3 + -2p = -1 + -3

Combine like terms: 3 + -3 = 0
0 + -2p = -1 + -3
-2p = -1 + -3

Combine like terms: -1 + -3 = -4
-2p = -4

Divide each side by '-2'.
p = 2

Simplifying
p = 2