9r+4s-7(5r-6s)=

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Solution for 9r+4s-7(5r-6s)= equation:


Simplifying
9r + 4s + -7(5r + -6s) = 0
9r + 4s + (5r * -7 + -6s * -7) = 0
9r + 4s + (-35r + 42s) = 0

Reorder the terms:
9r + -35r + 4s + 42s = 0

Combine like terms: 9r + -35r = -26r
-26r + 4s + 42s = 0

Combine like terms: 4s + 42s = 46s
-26r + 46s = 0

Solving
-26r + 46s = 0

Solving for variable 'r'.

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

Add '-46s' to each side of the equation.
-26r + 46s + -46s = 0 + -46s

Combine like terms: 46s + -46s = 0
-26r + 0 = 0 + -46s
-26r = 0 + -46s
Remove the zero:
-26r = -46s

Divide each side by '-26'.
r = 1.769230769s

Simplifying
r = 1.769230769s

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