1.3(7x+4)=1.8-(x+5)

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Solution for 1.3(7x+4)=1.8-(x+5) equation:


Simplifying
1.3(7x + 4) = 1.8 + -1(x + 5)

Reorder the terms:
1.3(4 + 7x) = 1.8 + -1(x + 5)
(4 * 1.3 + 7x * 1.3) = 1.8 + -1(x + 5)
(5.2 + 9.1x) = 1.8 + -1(x + 5)

Reorder the terms:
5.2 + 9.1x = 1.8 + -1(5 + x)
5.2 + 9.1x = 1.8 + (5 * -1 + x * -1)
5.2 + 9.1x = 1.8 + (-5 + -1x)

Combine like terms: 1.8 + -5 = -3.2
5.2 + 9.1x = -3.2 + -1x

Solving
5.2 + 9.1x = -3.2 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
5.2 + 9.1x + x = -3.2 + -1x + x

Combine like terms: 9.1x + x = 10.1x
5.2 + 10.1x = -3.2 + -1x + x

Combine like terms: -1x + x = 0
5.2 + 10.1x = -3.2 + 0
5.2 + 10.1x = -3.2

Add '-5.2' to each side of the equation.
5.2 + -5.2 + 10.1x = -3.2 + -5.2

Combine like terms: 5.2 + -5.2 = 0.0
0.0 + 10.1x = -3.2 + -5.2
10.1x = -3.2 + -5.2

Combine like terms: -3.2 + -5.2 = -8.4
10.1x = -8.4

Divide each side by '10.1'.
x = -0.8316831683

Simplifying
x = -0.8316831683

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