12+6(7x+5)=22-10(4-5x)

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Solution for 12+6(7x+5)=22-10(4-5x) equation:


Simplifying
12 + 6(7x + 5) = 22 + -10(4 + -5x)

Reorder the terms:
12 + 6(5 + 7x) = 22 + -10(4 + -5x)
12 + (5 * 6 + 7x * 6) = 22 + -10(4 + -5x)
12 + (30 + 42x) = 22 + -10(4 + -5x)

Combine like terms: 12 + 30 = 42
42 + 42x = 22 + -10(4 + -5x)
42 + 42x = 22 + (4 * -10 + -5x * -10)
42 + 42x = 22 + (-40 + 50x)

Combine like terms: 22 + -40 = -18
42 + 42x = -18 + 50x

Solving
42 + 42x = -18 + 50x

Solving for variable 'x'.

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

Add '-50x' to each side of the equation.
42 + 42x + -50x = -18 + 50x + -50x

Combine like terms: 42x + -50x = -8x
42 + -8x = -18 + 50x + -50x

Combine like terms: 50x + -50x = 0
42 + -8x = -18 + 0
42 + -8x = -18

Add '-42' to each side of the equation.
42 + -42 + -8x = -18 + -42

Combine like terms: 42 + -42 = 0
0 + -8x = -18 + -42
-8x = -18 + -42

Combine like terms: -18 + -42 = -60
-8x = -60

Divide each side by '-8'.
x = 7.5

Simplifying
x = 7.5

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