-r+5r-5(4r-6)=

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Solution for -r+5r-5(4r-6)= equation:


Simplifying
-1r + 5r + -5(4r + -6) = 0

Reorder the terms:
-1r + 5r + -5(-6 + 4r) = 0
-1r + 5r + (-6 * -5 + 4r * -5) = 0
-1r + 5r + (30 + -20r) = 0

Reorder the terms:
30 + -1r + 5r + -20r = 0

Combine like terms: -1r + 5r = 4r
30 + 4r + -20r = 0

Combine like terms: 4r + -20r = -16r
30 + -16r = 0

Solving
30 + -16r = 0

Solving for variable 'r'.

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

Add '-30' to each side of the equation.
30 + -30 + -16r = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -16r = 0 + -30
-16r = 0 + -30

Combine like terms: 0 + -30 = -30
-16r = -30

Divide each side by '-16'.
r = 1.875

Simplifying
r = 1.875

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