4x-5(-2r+15)=-187

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Solution for 4x-5(-2r+15)=-187 equation:


Simplifying
4x + -5(-2r + 15) = -187

Reorder the terms:
4x + -5(15 + -2r) = -187
4x + (15 * -5 + -2r * -5) = -187
4x + (-75 + 10r) = -187

Reorder the terms:
-75 + 10r + 4x = -187

Solving
-75 + 10r + 4x = -187

Solving for variable 'r'.

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

Add '75' to each side of the equation.
-75 + 10r + 75 + 4x = -187 + 75

Reorder the terms:
-75 + 75 + 10r + 4x = -187 + 75

Combine like terms: -75 + 75 = 0
0 + 10r + 4x = -187 + 75
10r + 4x = -187 + 75

Combine like terms: -187 + 75 = -112
10r + 4x = -112

Add '-4x' to each side of the equation.
10r + 4x + -4x = -112 + -4x

Combine like terms: 4x + -4x = 0
10r + 0 = -112 + -4x
10r = -112 + -4x

Divide each side by '10'.
r = -11.2 + -0.4x

Simplifying
r = -11.2 + -0.4x

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