2p-1+p=8

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Solution for 2p-1+p=8 equation: 


Simplifying
2p + -1 + p = 8

Reorder the terms:
-1 + 2p + p = 8

Combine like terms: 2p + p = 3p
-1 + 3p = 8

Solving
-1 + 3p = 8

Solving for variable 'p'.

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

Add '1' to each side of the equation.
-1 + 1 + 3p = 8 + 1

Combine like terms: -1 + 1 = 0
0 + 3p = 8 + 1
3p = 8 + 1

Combine like terms: 8 + 1 = 9
3p = 9

Divide each side by '3'.
p = 3

Simplifying
p = 3

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