21-5p=9-2(-6-7p)

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Solution for 21-5p=9-2(-6-7p) equation:


Simplifying
21 + -5p = 9 + -2(-6 + -7p)
21 + -5p = 9 + (-6 * -2 + -7p * -2)
21 + -5p = 9 + (12 + 14p)

Combine like terms: 9 + 12 = 21
21 + -5p = 21 + 14p

Add '-21' to each side of the equation.
21 + -21 + -5p = 21 + -21 + 14p

Combine like terms: 21 + -21 = 0
0 + -5p = 21 + -21 + 14p
-5p = 21 + -21 + 14p

Combine like terms: 21 + -21 = 0
-5p = 0 + 14p
-5p = 14p

Solving
-5p = 14p

Solving for variable 'p'.

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

Add '-14p' to each side of the equation.
-5p + -14p = 14p + -14p

Combine like terms: -5p + -14p = -19p
-19p = 14p + -14p

Combine like terms: 14p + -14p = 0
-19p = 0

Divide each side by '-19'.
p = 0

Simplifying
p = 0

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