8p-5(1p+3)=7(1p+1)3

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Solution for 8p-5(1p+3)=7(1p+1)3 equation:


Simplifying
8p + -5(1p + 3) = 7(1p + 1) * 3

Reorder the terms:
8p + -5(3 + 1p) = 7(1p + 1) * 3
8p + (3 * -5 + 1p * -5) = 7(1p + 1) * 3
8p + (-15 + -5p) = 7(1p + 1) * 3

Reorder the terms:
-15 + 8p + -5p = 7(1p + 1) * 3

Combine like terms: 8p + -5p = 3p
-15 + 3p = 7(1p + 1) * 3

Reorder the terms:
-15 + 3p = 7(1 + 1p) * 3

Reorder the terms for easier multiplication:
-15 + 3p = 7 * 3(1 + 1p)

Multiply 7 * 3
-15 + 3p = 21(1 + 1p)
-15 + 3p = (1 * 21 + 1p * 21)
-15 + 3p = (21 + 21p)

Solving
-15 + 3p = 21 + 21p

Solving for variable 'p'.

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

Add '-21p' to each side of the equation.
-15 + 3p + -21p = 21 + 21p + -21p

Combine like terms: 3p + -21p = -18p
-15 + -18p = 21 + 21p + -21p

Combine like terms: 21p + -21p = 0
-15 + -18p = 21 + 0
-15 + -18p = 21

Add '15' to each side of the equation.
-15 + 15 + -18p = 21 + 15

Combine like terms: -15 + 15 = 0
0 + -18p = 21 + 15
-18p = 21 + 15

Combine like terms: 21 + 15 = 36
-18p = 36

Divide each side by '-18'.
p = -2

Simplifying
p = -2

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