-r+4.2=.8r+14

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Solution for -r+4.2=.8r+14 equation:


Simplifying
-1r + 4.2 = 0.8r + 14

Reorder the terms:
4.2 + -1r = 0.8r + 14

Reorder the terms:
4.2 + -1r = 14 + 0.8r

Solving
4.2 + -1r = 14 + 0.8r

Solving for variable 'r'.

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

Add '-0.8r' to each side of the equation.
4.2 + -1r + -0.8r = 14 + 0.8r + -0.8r

Combine like terms: -1r + -0.8r = -1.8r
4.2 + -1.8r = 14 + 0.8r + -0.8r

Combine like terms: 0.8r + -0.8r = 0.0
4.2 + -1.8r = 14 + 0.0
4.2 + -1.8r = 14

Add '-4.2' to each side of the equation.
4.2 + -4.2 + -1.8r = 14 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + -1.8r = 14 + -4.2
-1.8r = 14 + -4.2

Combine like terms: 14 + -4.2 = 9.8
-1.8r = 9.8

Divide each side by '-1.8'.
r = -5.444444444

Simplifying
r = -5.444444444

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