2(7r-6)-4=12

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Solution for 2(7r-6)-4=12 equation:


Simplifying
2(7r + -6) + -4 = 12

Reorder the terms:
2(-6 + 7r) + -4 = 12
(-6 * 2 + 7r * 2) + -4 = 12
(-12 + 14r) + -4 = 12

Reorder the terms:
-12 + -4 + 14r = 12

Combine like terms: -12 + -4 = -16
-16 + 14r = 12

Solving
-16 + 14r = 12

Solving for variable 'r'.

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

Add '16' to each side of the equation.
-16 + 16 + 14r = 12 + 16

Combine like terms: -16 + 16 = 0
0 + 14r = 12 + 16
14r = 12 + 16

Combine like terms: 12 + 16 = 28
14r = 28

Divide each side by '14'.
r = 2

Simplifying
r = 2

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