-(p+2q-r)=

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Solution for -(p+2q-r)= equation:


Simplifying
-1(p + 2q + -1r) = 0
(p * -1 + 2q * -1 + -1r * -1) = 0
(-1p + -2q + 1r) = 0

Solving
-1p + -2q + 1r = 0

Solving for variable 'p'.

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

Add '2q' to each side of the equation.
-1p + -2q + 2q + 1r = 0 + 2q

Combine like terms: -2q + 2q = 0
-1p + 0 + 1r = 0 + 2q
-1p + 1r = 0 + 2q
Remove the zero:
-1p + 1r = 2q

Add '-1r' to each side of the equation.
-1p + 1r + -1r = 2q + -1r

Combine like terms: 1r + -1r = 0
-1p + 0 = 2q + -1r
-1p = 2q + -1r

Divide each side by '-1'.
p = -2q + r

Simplifying
p = -2q + r

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