10(a+8)=7[a-(4-a)]

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Solution for 10(a+8)=7[a-(4-a)] equation:


Simplifying
10(a + 8) = 7[a + -1(4 + -1a)]

Reorder the terms:
10(8 + a) = 7[a + -1(4 + -1a)]
(8 * 10 + a * 10) = 7[a + -1(4 + -1a)]
(80 + 10a) = 7[a + -1(4 + -1a)]
80 + 10a = 7[a + (4 * -1 + -1a * -1)]
80 + 10a = 7[a + (-4 + 1a)]

Reorder the terms:
80 + 10a = 7[-4 + a + 1a]

Combine like terms: a + 1a = 2a
80 + 10a = 7[-4 + 2a]
80 + 10a = [-4 * 7 + 2a * 7]
80 + 10a = [-28 + 14a]

Solving
80 + 10a = -28 + 14a

Solving for variable 'a'.

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

Add '-14a' to each side of the equation.
80 + 10a + -14a = -28 + 14a + -14a

Combine like terms: 10a + -14a = -4a
80 + -4a = -28 + 14a + -14a

Combine like terms: 14a + -14a = 0
80 + -4a = -28 + 0
80 + -4a = -28

Add '-80' to each side of the equation.
80 + -80 + -4a = -28 + -80

Combine like terms: 80 + -80 = 0
0 + -4a = -28 + -80
-4a = -28 + -80

Combine like terms: -28 + -80 = -108
-4a = -108

Divide each side by '-4'.
a = 27

Simplifying
a = 27

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