21-5(8-4p)=

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Solution for 21-5(8-4p)= equation: 


Simplifying
21 + -5(8 + -4p) = 0
21 + (8 * -5 + -4p * -5) = 0
21 + (-40 + 20p) = 0

Combine like terms: 21 + -40 = -19
-19 + 20p = 0

Solving
-19 + 20p = 0

Solving for variable 'p'.

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

Add '19' to each side of the equation.
-19 + 19 + 20p = 0 + 19

Combine like terms: -19 + 19 = 0
0 + 20p = 0 + 19
20p = 0 + 19

Combine like terms: 0 + 19 = 19
20p = 19

Divide each side by '20'.
p = 0.95

Simplifying
p = 0.95

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