2r+6s-6(7r-9s)=

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Solution for 2r+6s-6(7r-9s)= equation:


Simplifying
2r + 6s + -6(7r + -9s) = 0
2r + 6s + (7r * -6 + -9s * -6) = 0
2r + 6s + (-42r + 54s) = 0

Reorder the terms:
2r + -42r + 6s + 54s = 0

Combine like terms: 2r + -42r = -40r
-40r + 6s + 54s = 0

Combine like terms: 6s + 54s = 60s
-40r + 60s = 0

Solving
-40r + 60s = 0

Solving for variable 'r'.

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

Add '-60s' to each side of the equation.
-40r + 60s + -60s = 0 + -60s

Combine like terms: 60s + -60s = 0
-40r + 0 = 0 + -60s
-40r = 0 + -60s
Remove the zero:
-40r = -60s

Divide each side by '-40'.
r = 1.5s

Simplifying
r = 1.5s

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