5r+4s-5(4r-2s)=

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Solution for 5r+4s-5(4r-2s)= equation:


Simplifying
5r + 4s + -5(4r + -2s) = 0
5r + 4s + (4r * -5 + -2s * -5) = 0
5r + 4s + (-20r + 10s) = 0

Reorder the terms:
5r + -20r + 4s + 10s = 0

Combine like terms: 5r + -20r = -15r
-15r + 4s + 10s = 0

Combine like terms: 4s + 10s = 14s
-15r + 14s = 0

Solving
-15r + 14s = 0

Solving for variable 'r'.

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

Add '-14s' to each side of the equation.
-15r + 14s + -14s = 0 + -14s

Combine like terms: 14s + -14s = 0
-15r + 0 = 0 + -14s
-15r = 0 + -14s
Remove the zero:
-15r = -14s

Divide each side by '-15'.
r = 0.9333333333s

Simplifying
r = 0.9333333333s

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