(5r+4s)*(-10t)=0

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Solution for (5r+4s)*(-10t)=0 equation:


Simplifying
(5r + 4s)(-10t) = 0

Remove parenthesis around (-10t)
(5r + 4s) * -10t = 0

Reorder the terms for easier multiplication:
-10t(5r + 4s) = 0
(5r * -10t + 4s * -10t) = 0
(-50rt + -40st) = 0

Solving
-50rt + -40st = 0

Solving for variable 'r'.

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

Add '40st' to each side of the equation.
-50rt + -40st + 40st = 0 + 40st

Combine like terms: -40st + 40st = 0
-50rt + 0 = 0 + 40st
-50rt = 0 + 40st
Remove the zero:
-50rt = 40st

Divide each side by '-50t'.
r = -0.8s

Simplifying
r = -0.8s

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