7(a+2)=6[a-(4-a)]

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Solution for 7(a+2)=6[a-(4-a)] equation:


Simplifying
7(a + 2) = 6[a + -1(4 + -1a)]

Reorder the terms:
7(2 + a) = 6[a + -1(4 + -1a)]
(2 * 7 + a * 7) = 6[a + -1(4 + -1a)]
(14 + 7a) = 6[a + -1(4 + -1a)]
14 + 7a = 6[a + (4 * -1 + -1a * -1)]
14 + 7a = 6[a + (-4 + 1a)]

Reorder the terms:
14 + 7a = 6[-4 + a + 1a]

Combine like terms: a + 1a = 2a
14 + 7a = 6[-4 + 2a]
14 + 7a = [-4 * 6 + 2a * 6]
14 + 7a = [-24 + 12a]

Solving
14 + 7a = -24 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
14 + 7a + -12a = -24 + 12a + -12a

Combine like terms: 7a + -12a = -5a
14 + -5a = -24 + 12a + -12a

Combine like terms: 12a + -12a = 0
14 + -5a = -24 + 0
14 + -5a = -24

Add '-14' to each side of the equation.
14 + -14 + -5a = -24 + -14

Combine like terms: 14 + -14 = 0
0 + -5a = -24 + -14
-5a = -24 + -14

Combine like terms: -24 + -14 = -38
-5a = -38

Divide each side by '-5'.
a = 7.6

Simplifying
a = 7.6

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