-7(3r+4)=14

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Solution for -7(3r+4)=14 equation:


Simplifying
-7(3r + 4) = 14

Reorder the terms:
-7(4 + 3r) = 14
(4 * -7 + 3r * -7) = 14
(-28 + -21r) = 14

Solving
-28 + -21r = 14

Solving for variable 'r'.

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

Add '28' to each side of the equation.
-28 + 28 + -21r = 14 + 28

Combine like terms: -28 + 28 = 0
0 + -21r = 14 + 28
-21r = 14 + 28

Combine like terms: 14 + 28 = 42
-21r = 42

Divide each side by '-21'.
r = -2

Simplifying
r = -2

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