4s+3s+2r+9+7r+4r=

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Solution for 4s+3s+2r+9+7r+4r= equation:


Simplifying
4s + 3s + 2r + 9 + 7r + 4r = 0

Reorder the terms:
9 + 2r + 7r + 4r + 4s + 3s = 0

Combine like terms: 2r + 7r = 9r
9 + 9r + 4r + 4s + 3s = 0

Combine like terms: 9r + 4r = 13r
9 + 13r + 4s + 3s = 0

Combine like terms: 4s + 3s = 7s
9 + 13r + 7s = 0

Solving
9 + 13r + 7s = 0

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + 13r + -9 + 7s = 0 + -9

Reorder the terms:
9 + -9 + 13r + 7s = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 13r + 7s = 0 + -9
13r + 7s = 0 + -9

Combine like terms: 0 + -9 = -9
13r + 7s = -9

Add '-7s' to each side of the equation.
13r + 7s + -7s = -9 + -7s

Combine like terms: 7s + -7s = 0
13r + 0 = -9 + -7s
13r = -9 + -7s

Divide each side by '13'.
r = -0.6923076923 + -0.5384615385s

Simplifying
r = -0.6923076923 + -0.5384615385s

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