10r=-4+9r

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Solution for 10r=-4+9r equation: 


Simplifying
10r = -4 + 9r

Solving
10r = -4 + 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
10r + -9r = -4 + 9r + -9r

Combine like terms: 10r + -9r = 1r
1r = -4 + 9r + -9r

Combine like terms: 9r + -9r = 0
1r = -4 + 0
1r = -4

Divide each side by '1'.
r = -4

Simplifying
r = -4

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