128=4(5p+7)

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Solution for 128=4(5p+7) equation:


Simplifying
128 = 4(5p + 7)

Reorder the terms:
128 = 4(7 + 5p)
128 = (7 * 4 + 5p * 4)
128 = (28 + 20p)

Solving
128 = 28 + 20p

Solving for variable 'p'.

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

Add '-20p' to each side of the equation.
128 + -20p = 28 + 20p + -20p

Combine like terms: 20p + -20p = 0
128 + -20p = 28 + 0
128 + -20p = 28

Add '-128' to each side of the equation.
128 + -128 + -20p = 28 + -128

Combine like terms: 128 + -128 = 0
0 + -20p = 28 + -128
-20p = 28 + -128

Combine like terms: 28 + -128 = -100
-20p = -100

Divide each side by '-20'.
p = 5

Simplifying
p = 5

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