7rs+8u+7u+3u=

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Solution for 7rs+8u+7u+3u= equation:


Simplifying
7rs + 8u + 7u + 3u = 0

Combine like terms: 8u + 7u = 15u
7rs + 15u + 3u = 0

Combine like terms: 15u + 3u = 18u
7rs + 18u = 0

Solving
7rs + 18u = 0

Solving for variable 'r'.

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

Add '-18u' to each side of the equation.
7rs + 18u + -18u = 0 + -18u

Combine like terms: 18u + -18u = 0
7rs + 0 = 0 + -18u
7rs = 0 + -18u
Remove the zero:
7rs = -18u

Divide each side by '7s'.
r = -2.571428571s-1u

Simplifying
r = -2.571428571s-1u

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