7p-27=-21+9p

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Solution for 7p-27=-21+9p equation:


Simplifying
7p + -27 = -21 + 9p

Reorder the terms:
-27 + 7p = -21 + 9p

Solving
-27 + 7p = -21 + 9p

Solving for variable 'p'.

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

Add '-9p' to each side of the equation.
-27 + 7p + -9p = -21 + 9p + -9p

Combine like terms: 7p + -9p = -2p
-27 + -2p = -21 + 9p + -9p

Combine like terms: 9p + -9p = 0
-27 + -2p = -21 + 0
-27 + -2p = -21

Add '27' to each side of the equation.
-27 + 27 + -2p = -21 + 27

Combine like terms: -27 + 27 = 0
0 + -2p = -21 + 27
-2p = -21 + 27

Combine like terms: -21 + 27 = 6
-2p = 6

Divide each side by '-2'.
p = -3

Simplifying
p = -3

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