7.9-5.9(x+2.1)=4-2(x+6)

Solution for 7.9-5.9(x+2.1)=4-2(x+6) equation:

Simplifying
7.9 + -5.9(x + 2.1) = 4 + -2(x + 6)

Reorder the terms:
7.9 + -5.9(2.1 + x) = 4 + -2(x + 6)
7.9 + (2.1 * -5.9 + x * -5.9) = 4 + -2(x + 6)
7.9 + (-12.39 + -5.9x) = 4 + -2(x + 6)

Combine like terms: 7.9 + -12.39 = -4.49
-4.49 + -5.9x = 4 + -2(x + 6)

Reorder the terms:
-4.49 + -5.9x = 4 + -2(6 + x)
-4.49 + -5.9x = 4 + (6 * -2 + x * -2)
-4.49 + -5.9x = 4 + (-12 + -2x)

Combine like terms: 4 + -12 = -8
-4.49 + -5.9x = -8 + -2x

Solving
-4.49 + -5.9x = -8 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-4.49 + -5.9x + 2x = -8 + -2x + 2x

Combine like terms: -5.9x + 2x = -3.9x
-4.49 + -3.9x = -8 + -2x + 2x

Combine like terms: -2x + 2x = 0
-4.49 + -3.9x = -8 + 0
-4.49 + -3.9x = -8

Add '4.49' to each side of the equation.
-4.49 + 4.49 + -3.9x = -8 + 4.49

Combine like terms: -4.49 + 4.49 = 0.00
0.00 + -3.9x = -8 + 4.49
-3.9x = -8 + 4.49

Combine like terms: -8 + 4.49 = -3.51
-3.9x = -3.51

Divide each side by '-3.9'.
x = 0.9

Simplifying
x = 0.9