2=0.7*[x+(x-7)0.6]

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Solution for 2=0.7*[x+(x-7)0.6] equation:


Simplifying
2 = 0.7[x + (x + -7) * 0.6]

Reorder the terms:
2 = 0.7[x + (-7 + x) * 0.6]

Reorder the terms for easier multiplication:
2 = 0.7[x + 0.6(-7 + x)]
2 = 0.7[x + (-7 * 0.6 + x * 0.6)]
2 = 0.7[x + (-4.2 + 0.6x)]

Reorder the terms:
2 = 0.7[-4.2 + x + 0.6x]

Combine like terms: x + 0.6x = 1.6x
2 = 0.7[-4.2 + 1.6x]
2 = [-4.2 * 0.7 + 1.6x * 0.7]
2 = [-2.94 + 1.12x]

Solving
2 = -2.94 + 1.12x

Solving for variable 'x'.

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

Add '-1.12x' to each side of the equation.
2 + -1.12x = -2.94 + 1.12x + -1.12x

Combine like terms: 1.12x + -1.12x = 0.00
2 + -1.12x = -2.94 + 0.00
2 + -1.12x = -2.94

Add '-2' to each side of the equation.
2 + -2 + -1.12x = -2.94 + -2

Combine like terms: 2 + -2 = 0
0 + -1.12x = -2.94 + -2
-1.12x = -2.94 + -2

Combine like terms: -2.94 + -2 = -4.94
-1.12x = -4.94

Divide each side by '-1.12'.
x = 4.410714286

Simplifying
x = 4.410714286

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