10p-15p-5p+3p=21

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Solution for 10p-15p-5p+3p=21 equation: 


Simplifying
10p + -15p + -5p + 3p = 21

Combine like terms: 10p + -15p = -5p
-5p + -5p + 3p = 21

Combine like terms: -5p + -5p = -10p
-10p + 3p = 21

Combine like terms: -10p + 3p = -7p
-7p = 21

Solving
-7p = 21

Solving for variable 'p'.

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

Divide each side by '-7'.
p = -3

Simplifying
p = -3

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