-21+7p=7(2+6p)

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


Simplifying
-21 + 7p = 7(2 + 6p)
-21 + 7p = (2 * 7 + 6p * 7)
-21 + 7p = (14 + 42p)

Solving
-21 + 7p = 14 + 42p

Solving for variable 'p'.

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

Add '-42p' to each side of the equation.
-21 + 7p + -42p = 14 + 42p + -42p

Combine like terms: 7p + -42p = -35p
-21 + -35p = 14 + 42p + -42p

Combine like terms: 42p + -42p = 0
-21 + -35p = 14 + 0
-21 + -35p = 14

Add '21' to each side of the equation.
-21 + 21 + -35p = 14 + 21

Combine like terms: -21 + 21 = 0
0 + -35p = 14 + 21
-35p = 14 + 21

Combine like terms: 14 + 21 = 35
-35p = 35

Divide each side by '-35'.
p = -1

Simplifying
p = -1

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