14=7r-4+2r

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Solution for 14=7r-4+2r equation:


Simplifying
14 = 7r + -4 + 2r

Reorder the terms:
14 = -4 + 7r + 2r

Combine like terms: 7r + 2r = 9r
14 = -4 + 9r

Solving
14 = -4 + 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
14 + -9r = -4 + 9r + -9r

Combine like terms: 9r + -9r = 0
14 + -9r = -4 + 0
14 + -9r = -4

Add '-14' to each side of the equation.
14 + -14 + -9r = -4 + -14

Combine like terms: 14 + -14 = 0
0 + -9r = -4 + -14
-9r = -4 + -14

Combine like terms: -4 + -14 = -18
-9r = -18

Divide each side by '-9'.
r = 2

Simplifying
r = 2

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