.33(x+21)+.66x=-2

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Solution for .33(x+21)+.66x=-2 equation: 


Simplifying
0.33(x + 21) + 0.66x = -2

Reorder the terms:
0.33(21 + x) + 0.66x = -2
(21 * 0.33 + x * 0.33) + 0.66x = -2
(6.93 + 0.33x) + 0.66x = -2

Combine like terms: 0.33x + 0.66x = 0.99x
6.93 + 0.99x = -2

Solving
6.93 + 0.99x = -2

Solving for variable 'x'.

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

Add '-6.93' to each side of the equation.
6.93 + -6.93 + 0.99x = -2 + -6.93

Combine like terms: 6.93 + -6.93 = 0.00
0.00 + 0.99x = -2 + -6.93
0.99x = -2 + -6.93

Combine like terms: -2 + -6.93 = -8.93
0.99x = -8.93

Divide each side by '0.99'.
x = -9.02020202

Simplifying
x = -9.02020202

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