-2(a-7)-2-5a=3a-4(1+2a)

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Solution for -2(a-7)-2-5a=3a-4(1+2a) equation:


Simplifying
-2(a + -7) + -2 + -5a = 3a + -4(1 + 2a)

Reorder the terms:
-2(-7 + a) + -2 + -5a = 3a + -4(1 + 2a)
(-7 * -2 + a * -2) + -2 + -5a = 3a + -4(1 + 2a)
(14 + -2a) + -2 + -5a = 3a + -4(1 + 2a)

Reorder the terms:
14 + -2 + -2a + -5a = 3a + -4(1 + 2a)

Combine like terms: 14 + -2 = 12
12 + -2a + -5a = 3a + -4(1 + 2a)

Combine like terms: -2a + -5a = -7a
12 + -7a = 3a + -4(1 + 2a)
12 + -7a = 3a + (1 * -4 + 2a * -4)
12 + -7a = 3a + (-4 + -8a)

Reorder the terms:
12 + -7a = -4 + 3a + -8a

Combine like terms: 3a + -8a = -5a
12 + -7a = -4 + -5a

Solving
12 + -7a = -4 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
12 + -7a + 5a = -4 + -5a + 5a

Combine like terms: -7a + 5a = -2a
12 + -2a = -4 + -5a + 5a

Combine like terms: -5a + 5a = 0
12 + -2a = -4 + 0
12 + -2a = -4

Add '-12' to each side of the equation.
12 + -12 + -2a = -4 + -12

Combine like terms: 12 + -12 = 0
0 + -2a = -4 + -12
-2a = -4 + -12

Combine like terms: -4 + -12 = -16
-2a = -16

Divide each side by '-2'.
a = 8

Simplifying
a = 8

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