(3+7)(5+6x)=20-6.5(x+1)

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Solution for (3+7)(5+6x)=20-6.5(x+1) equation:


Simplifying
(3 + 7)(5 + 6x) = 20 + -6.5(x + 1)

Combine like terms: 3 + 7 = 10
(10)(5 + 6x) = 20 + -6.5(x + 1)
(5 * 10 + 6x * 10) = 20 + -6.5(x + 1)
(50 + 60x) = 20 + -6.5(x + 1)

Reorder the terms:
50 + 60x = 20 + -6.5(1 + x)
50 + 60x = 20 + (1 * -6.5 + x * -6.5)
50 + 60x = 20 + (-6.5 + -6.5x)

Combine like terms: 20 + -6.5 = 13.5
50 + 60x = 13.5 + -6.5x

Solving
50 + 60x = 13.5 + -6.5x

Solving for variable 'x'.

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

Add '6.5x' to each side of the equation.
50 + 60x + 6.5x = 13.5 + -6.5x + 6.5x

Combine like terms: 60x + 6.5x = 66.5x
50 + 66.5x = 13.5 + -6.5x + 6.5x

Combine like terms: -6.5x + 6.5x = 0.0
50 + 66.5x = 13.5 + 0.0
50 + 66.5x = 13.5

Add '-50' to each side of the equation.
50 + -50 + 66.5x = 13.5 + -50

Combine like terms: 50 + -50 = 0
0 + 66.5x = 13.5 + -50
66.5x = 13.5 + -50

Combine like terms: 13.5 + -50 = -36.5
66.5x = -36.5

Divide each side by '66.5'.
x = -0.5488721805

Simplifying
x = -0.5488721805

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