9p-(7p+4)=9-(3p-8)

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Solution for 9p-(7p+4)=9-(3p-8) equation:


Simplifying
9p + -1(7p + 4) = 9 + -1(3p + -8)

Reorder the terms:
9p + -1(4 + 7p) = 9 + -1(3p + -8)
9p + (4 * -1 + 7p * -1) = 9 + -1(3p + -8)
9p + (-4 + -7p) = 9 + -1(3p + -8)

Reorder the terms:
-4 + 9p + -7p = 9 + -1(3p + -8)

Combine like terms: 9p + -7p = 2p
-4 + 2p = 9 + -1(3p + -8)

Reorder the terms:
-4 + 2p = 9 + -1(-8 + 3p)
-4 + 2p = 9 + (-8 * -1 + 3p * -1)
-4 + 2p = 9 + (8 + -3p)

Combine like terms: 9 + 8 = 17
-4 + 2p = 17 + -3p

Solving
-4 + 2p = 17 + -3p

Solving for variable 'p'.

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

Add '3p' to each side of the equation.
-4 + 2p + 3p = 17 + -3p + 3p

Combine like terms: 2p + 3p = 5p
-4 + 5p = 17 + -3p + 3p

Combine like terms: -3p + 3p = 0
-4 + 5p = 17 + 0
-4 + 5p = 17

Add '4' to each side of the equation.
-4 + 4 + 5p = 17 + 4

Combine like terms: -4 + 4 = 0
0 + 5p = 17 + 4
5p = 17 + 4

Combine like terms: 17 + 4 = 21
5p = 21

Divide each side by '5'.
p = 4.2

Simplifying
p = 4.2

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