3p+8q-4(3p-5q+4r)=

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Solution for 3p+8q-4(3p-5q+4r)= equation:


Simplifying
3p + 8q + -4(3p + -5q + 4r) = 0
3p + 8q + (3p * -4 + -5q * -4 + 4r * -4) = 0
3p + 8q + (-12p + 20q + -16r) = 0

Reorder the terms:
3p + -12p + 8q + 20q + -16r = 0

Combine like terms: 3p + -12p = -9p
-9p + 8q + 20q + -16r = 0

Combine like terms: 8q + 20q = 28q
-9p + 28q + -16r = 0

Solving
-9p + 28q + -16r = 0

Solving for variable 'p'.

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

Add '-28q' to each side of the equation.
-9p + 28q + -28q + -16r = 0 + -28q

Combine like terms: 28q + -28q = 0
-9p + 0 + -16r = 0 + -28q
-9p + -16r = 0 + -28q
Remove the zero:
-9p + -16r = -28q

Add '16r' to each side of the equation.
-9p + -16r + 16r = -28q + 16r

Combine like terms: -16r + 16r = 0
-9p + 0 = -28q + 16r
-9p = -28q + 16r

Divide each side by '-9'.
p = 3.111111111q + -1.777777778r

Simplifying
p = 3.111111111q + -1.777777778r

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