(12+8x)+7=1-(7x-3)

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Solution for (12+8x)+7=1-(7x-3) equation:


Simplifying
(12 + 8x) + 7 = 1 + -1(7x + -3)

Remove parenthesis around (12 + 8x)
12 + 8x + 7 = 1 + -1(7x + -3)

Reorder the terms:
12 + 7 + 8x = 1 + -1(7x + -3)

Combine like terms: 12 + 7 = 19
19 + 8x = 1 + -1(7x + -3)

Reorder the terms:
19 + 8x = 1 + -1(-3 + 7x)
19 + 8x = 1 + (-3 * -1 + 7x * -1)
19 + 8x = 1 + (3 + -7x)

Combine like terms: 1 + 3 = 4
19 + 8x = 4 + -7x

Solving
19 + 8x = 4 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
19 + 8x + 7x = 4 + -7x + 7x

Combine like terms: 8x + 7x = 15x
19 + 15x = 4 + -7x + 7x

Combine like terms: -7x + 7x = 0
19 + 15x = 4 + 0
19 + 15x = 4

Add '-19' to each side of the equation.
19 + -19 + 15x = 4 + -19

Combine like terms: 19 + -19 = 0
0 + 15x = 4 + -19
15x = 4 + -19

Combine like terms: 4 + -19 = -15
15x = -15

Divide each side by '15'.
x = -1

Simplifying
x = -1

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