3(13-2a)=13+a

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Solution for 3(13-2a)=13+a equation:


Simplifying
3(13 + -2a) = 13 + a
(13 * 3 + -2a * 3) = 13 + a
(39 + -6a) = 13 + a

Solving
39 + -6a = 13 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
39 + -6a + -1a = 13 + a + -1a

Combine like terms: -6a + -1a = -7a
39 + -7a = 13 + a + -1a

Combine like terms: a + -1a = 0
39 + -7a = 13 + 0
39 + -7a = 13

Add '-39' to each side of the equation.
39 + -39 + -7a = 13 + -39

Combine like terms: 39 + -39 = 0
0 + -7a = 13 + -39
-7a = 13 + -39

Combine like terms: 13 + -39 = -26
-7a = -26

Divide each side by '-7'.
a = 3.714285714

Simplifying
a = 3.714285714

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