(2x-7).3+5(x+3x)-5=0

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Solution for (2x-7).3+5(x+3x)-5=0 equation:


Simplifying
(2x + -7) * 0.3 + 5(x + 3x) + -5 = 0

Reorder the terms:
(-7 + 2x) * 0.3 + 5(x + 3x) + -5 = 0

Reorder the terms for easier multiplication:
0.3(-7 + 2x) + 5(x + 3x) + -5 = 0
(-7 * 0.3 + 2x * 0.3) + 5(x + 3x) + -5 = 0
(-2.1 + 0.6x) + 5(x + 3x) + -5 = 0

Combine like terms: x + 3x = 4x
-2.1 + 0.6x + 5(4x) + -5 = 0

Remove parenthesis around (4x)
-2.1 + 0.6x + 5 * 4x + -5 = 0

Multiply 5 * 4
-2.1 + 0.6x + 20x + -5 = 0

Reorder the terms:
-2.1 + -5 + 0.6x + 20x = 0

Combine like terms: -2.1 + -5 = -7.1
-7.1 + 0.6x + 20x = 0

Combine like terms: 0.6x + 20x = 20.6x
-7.1 + 20.6x = 0

Solving
-7.1 + 20.6x = 0

Solving for variable 'x'.

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

Add '7.1' to each side of the equation.
-7.1 + 7.1 + 20.6x = 0 + 7.1

Combine like terms: -7.1 + 7.1 = 0.0
0.0 + 20.6x = 0 + 7.1
20.6x = 0 + 7.1

Combine like terms: 0 + 7.1 = 7.1
20.6x = 7.1

Divide each side by '20.6'.
x = 0.3446601942

Simplifying
x = 0.3446601942

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