4p-3=-(21+7p)

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Solution for 4p-3=-(21+7p) equation:


Simplifying
4p + -3 = -1(21 + 7p)

Reorder the terms:
-3 + 4p = -1(21 + 7p)
-3 + 4p = (21 * -1 + 7p * -1)
-3 + 4p = (-21 + -7p)

Solving
-3 + 4p = -21 + -7p

Solving for variable 'p'.

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

Add '7p' to each side of the equation.
-3 + 4p + 7p = -21 + -7p + 7p

Combine like terms: 4p + 7p = 11p
-3 + 11p = -21 + -7p + 7p

Combine like terms: -7p + 7p = 0
-3 + 11p = -21 + 0
-3 + 11p = -21

Add '3' to each side of the equation.
-3 + 3 + 11p = -21 + 3

Combine like terms: -3 + 3 = 0
0 + 11p = -21 + 3
11p = -21 + 3

Combine like terms: -21 + 3 = -18
11p = -18

Divide each side by '11'.
p = -1.636363636

Simplifying
p = -1.636363636

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