4p+6q-2(4p-7q+9r)=

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Solution for 4p+6q-2(4p-7q+9r)= equation:


Simplifying
4p + 6q + -2(4p + -7q + 9r) = 0
4p + 6q + (4p * -2 + -7q * -2 + 9r * -2) = 0
4p + 6q + (-8p + 14q + -18r) = 0

Reorder the terms:
4p + -8p + 6q + 14q + -18r = 0

Combine like terms: 4p + -8p = -4p
-4p + 6q + 14q + -18r = 0

Combine like terms: 6q + 14q = 20q
-4p + 20q + -18r = 0

Solving
-4p + 20q + -18r = 0

Solving for variable 'p'.

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

Add '-20q' to each side of the equation.
-4p + 20q + -20q + -18r = 0 + -20q

Combine like terms: 20q + -20q = 0
-4p + 0 + -18r = 0 + -20q
-4p + -18r = 0 + -20q
Remove the zero:
-4p + -18r = -20q

Add '18r' to each side of the equation.
-4p + -18r + 18r = -20q + 18r

Combine like terms: -18r + 18r = 0
-4p + 0 = -20q + 18r
-4p = -20q + 18r

Divide each side by '-4'.
p = 5q + -4.5r

Simplifying
p = 5q + -4.5r

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