3R+5S-7(7R-8S)=

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Solution for 3R+5S-7(7R-8S)= equation: 


Simplifying
3R + 5S + -7(7R + -8S) = 0
3R + 5S + (7R * -7 + -8S * -7) = 0
3R + 5S + (-49R + 56S) = 0

Reorder the terms:
3R + -49R + 5S + 56S = 0

Combine like terms: 3R + -49R = -46R
-46R + 5S + 56S = 0

Combine like terms: 5S + 56S = 61S
-46R + 61S = 0

Solving
-46R + 61S = 0

Solving for variable 'R'.

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

Add '-61S' to each side of the equation.
-46R + 61S + -61S = 0 + -61S

Combine like terms: 61S + -61S = 0
-46R + 0 = 0 + -61S
-46R = 0 + -61S
Remove the zero:
-46R = -61S

Divide each side by '-46'.
R = 1.326086957S

Simplifying
R = 1.326086957S

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