8r+8s-7(7r-7s)=

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Solution for 8r+8s-7(7r-7s)= equation: 


Simplifying
8r + 8s + -7(7r + -7s) = 0
8r + 8s + (7r * -7 + -7s * -7) = 0
8r + 8s + (-49r + 49s) = 0

Reorder the terms:
8r + -49r + 8s + 49s = 0

Combine like terms: 8r + -49r = -41r
-41r + 8s + 49s = 0

Combine like terms: 8s + 49s = 57s
-41r + 57s = 0

Solving
-41r + 57s = 0

Solving for variable 'r'.

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

Add '-57s' to each side of the equation.
-41r + 57s + -57s = 0 + -57s

Combine like terms: 57s + -57s = 0
-41r + 0 = 0 + -57s
-41r = 0 + -57s
Remove the zero:
-41r = -57s

Divide each side by '-41'.
r = 1.390243902s

Simplifying
r = 1.390243902s

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