9p+1=7p-9

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Solution for 9p+1=7p-9 equation:


Simplifying
9p + 1 = 7p + -9

Reorder the terms:
1 + 9p = 7p + -9

Reorder the terms:
1 + 9p = -9 + 7p

Solving
1 + 9p = -9 + 7p

Solving for variable 'p'.

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

Add '-7p' to each side of the equation.
1 + 9p + -7p = -9 + 7p + -7p

Combine like terms: 9p + -7p = 2p
1 + 2p = -9 + 7p + -7p

Combine like terms: 7p + -7p = 0
1 + 2p = -9 + 0
1 + 2p = -9

Add '-1' to each side of the equation.
1 + -1 + 2p = -9 + -1

Combine like terms: 1 + -1 = 0
0 + 2p = -9 + -1
2p = -9 + -1

Combine like terms: -9 + -1 = -10
2p = -10

Divide each side by '2'.
p = -5

Simplifying
p = -5

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