-11+4(2.1+q)+9=-0.8

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Solution for -11+4(2.1+q)+9=-0.8 equation:


Simplifying
-11 + 4(2.1 + q) + 9 = -0.8
-11 + (2.1 * 4 + q * 4) + 9 = -0.8
-11 + (8.4 + 4q) + 9 = -0.8

Reorder the terms:
-11 + 8.4 + 9 + 4q = -0.8

Combine like terms: -11 + 8.4 = -2.6
-2.6 + 9 + 4q = -0.8

Combine like terms: -2.6 + 9 = 6.4
6.4 + 4q = -0.8

Solving
6.4 + 4q = -0.8

Solving for variable 'q'.

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

Add '-6.4' to each side of the equation.
6.4 + -6.4 + 4q = -0.8 + -6.4

Combine like terms: 6.4 + -6.4 = 0.0
0.0 + 4q = -0.8 + -6.4
4q = -0.8 + -6.4

Combine like terms: -0.8 + -6.4 = -7.2
4q = -7.2

Divide each side by '4'.
q = -1.8

Simplifying
q = -1.8

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