14=7(3r-5)

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Solution for 14=7(3r-5) equation:


Simplifying
14 = 7(3r + -5)

Reorder the terms:
14 = 7(-5 + 3r)
14 = (-5 * 7 + 3r * 7)
14 = (-35 + 21r)

Solving
14 = -35 + 21r

Solving for variable 'r'.

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

Add '-21r' to each side of the equation.
14 + -21r = -35 + 21r + -21r

Combine like terms: 21r + -21r = 0
14 + -21r = -35 + 0
14 + -21r = -35

Add '-14' to each side of the equation.
14 + -14 + -21r = -35 + -14

Combine like terms: 14 + -14 = 0
0 + -21r = -35 + -14
-21r = -35 + -14

Combine like terms: -35 + -14 = -49
-21r = -49

Divide each side by '-21'.
r = 2.333333333

Simplifying
r = 2.333333333

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