10r-4=-30

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Solution for 10r-4=-30 equation: 


Simplifying
10r + -4 = -30

Reorder the terms:
-4 + 10r = -30

Solving
-4 + 10r = -30

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + 10r = -30 + 4

Combine like terms: -4 + 4 = 0
0 + 10r = -30 + 4
10r = -30 + 4

Combine like terms: -30 + 4 = -26
10r = -26

Divide each side by '10'.
r = -2.6

Simplifying
r = -2.6

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