14r+20=18r-20

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Solution for 14r+20=18r-20 equation:


Simplifying
14r + 20 = 18r + -20

Reorder the terms:
20 + 14r = 18r + -20

Reorder the terms:
20 + 14r = -20 + 18r

Solving
20 + 14r = -20 + 18r

Solving for variable 'r'.

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

Add '-18r' to each side of the equation.
20 + 14r + -18r = -20 + 18r + -18r

Combine like terms: 14r + -18r = -4r
20 + -4r = -20 + 18r + -18r

Combine like terms: 18r + -18r = 0
20 + -4r = -20 + 0
20 + -4r = -20

Add '-20' to each side of the equation.
20 + -20 + -4r = -20 + -20

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

Combine like terms: -20 + -20 = -40
-4r = -40

Divide each side by '-4'.
r = 10

Simplifying
r = 10

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