9p+1=7(p+3)

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Solution for 9p+1=7(p+3) equation:


Simplifying
9p + 1 = 7(p + 3)

Reorder the terms:
1 + 9p = 7(p + 3)

Reorder the terms:
1 + 9p = 7(3 + p)
1 + 9p = (3 * 7 + p * 7)
1 + 9p = (21 + 7p)

Solving
1 + 9p = 21 + 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 = 21 + 7p + -7p

Combine like terms: 9p + -7p = 2p
1 + 2p = 21 + 7p + -7p

Combine like terms: 7p + -7p = 0
1 + 2p = 21 + 0
1 + 2p = 21

Add '-1' to each side of the equation.
1 + -1 + 2p = 21 + -1

Combine like terms: 1 + -1 = 0
0 + 2p = 21 + -1
2p = 21 + -1

Combine like terms: 21 + -1 = 20
2p = 20

Divide each side by '2'.
p = 10

Simplifying
p = 10

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