6(a+3)=4[a-(7-a)]

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Solution for 6(a+3)=4[a-(7-a)] equation:


Simplifying
6(a + 3) = 4[a + -1(7 + -1a)]

Reorder the terms:
6(3 + a) = 4[a + -1(7 + -1a)]
(3 * 6 + a * 6) = 4[a + -1(7 + -1a)]
(18 + 6a) = 4[a + -1(7 + -1a)]
18 + 6a = 4[a + (7 * -1 + -1a * -1)]
18 + 6a = 4[a + (-7 + 1a)]

Reorder the terms:
18 + 6a = 4[-7 + a + 1a]

Combine like terms: a + 1a = 2a
18 + 6a = 4[-7 + 2a]
18 + 6a = [-7 * 4 + 2a * 4]
18 + 6a = [-28 + 8a]

Solving
18 + 6a = -28 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
18 + 6a + -8a = -28 + 8a + -8a

Combine like terms: 6a + -8a = -2a
18 + -2a = -28 + 8a + -8a

Combine like terms: 8a + -8a = 0
18 + -2a = -28 + 0
18 + -2a = -28

Add '-18' to each side of the equation.
18 + -18 + -2a = -28 + -18

Combine like terms: 18 + -18 = 0
0 + -2a = -28 + -18
-2a = -28 + -18

Combine like terms: -28 + -18 = -46
-2a = -46

Divide each side by '-2'.
a = 23

Simplifying
a = 23

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