-7r+3t-s-r+12s+4t-t+5s-11r=

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Solution for -7r+3t-s-r+12s+4t-t+5s-11r= equation:


Simplifying
-7r + 3t + -1s + -1r + 12s + 4t + -1t + 5s + -11r = 0

Reorder the terms:
-7r + -1r + -11r + -1s + 12s + 5s + 3t + 4t + -1t = 0

Combine like terms: -7r + -1r = -8r
-8r + -11r + -1s + 12s + 5s + 3t + 4t + -1t = 0

Combine like terms: -8r + -11r = -19r
-19r + -1s + 12s + 5s + 3t + 4t + -1t = 0

Combine like terms: -1s + 12s = 11s
-19r + 11s + 5s + 3t + 4t + -1t = 0

Combine like terms: 11s + 5s = 16s
-19r + 16s + 3t + 4t + -1t = 0

Combine like terms: 3t + 4t = 7t
-19r + 16s + 7t + -1t = 0

Combine like terms: 7t + -1t = 6t
-19r + 16s + 6t = 0

Solving
-19r + 16s + 6t = 0

Solving for variable 'r'.

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

Add '-16s' to each side of the equation.
-19r + 16s + -16s + 6t = 0 + -16s

Combine like terms: 16s + -16s = 0
-19r + 0 + 6t = 0 + -16s
-19r + 6t = 0 + -16s
Remove the zero:
-19r + 6t = -16s

Add '-6t' to each side of the equation.
-19r + 6t + -6t = -16s + -6t

Combine like terms: 6t + -6t = 0
-19r + 0 = -16s + -6t
-19r = -16s + -6t

Divide each side by '-19'.
r = 0.8421052632s + 0.3157894737t

Simplifying
r = 0.8421052632s + 0.3157894737t

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