-30=p+(-21)

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Solution for -30=p+(-21) equation:


Simplifying
-30 = p + (-21)
-30 = p + -21

Reorder the terms:
-30 = -21 + p

Solving
-30 = -21 + p

Solving for variable 'p'.

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

Add '-1p' to each side of the equation.
-30 + -1p = -21 + p + -1p

Combine like terms: p + -1p = 0
-30 + -1p = -21 + 0
-30 + -1p = -21

Add '30' to each side of the equation.
-30 + 30 + -1p = -21 + 30

Combine like terms: -30 + 30 = 0
0 + -1p = -21 + 30
-1p = -21 + 30

Combine like terms: -21 + 30 = 9
-1p = 9

Divide each side by '-1'.
p = -9

Simplifying
p = -9

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