11.2+4(2.1+q)=14.9

Solution for 11.2+4(2.1+q)=14.9 equation:

Simplifying
11.2 + 4(2.1 + q) = 14.9
11.2 + (2.1 * 4 + q * 4) = 14.9
11.2 + (8.4 + 4q) = 14.9

Combine like terms: 11.2 + 8.4 = 19.6
19.6 + 4q = 14.9

Solving
19.6 + 4q = 14.9

Solving for variable 'q'.

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

Add '-19.6' to each side of the equation.
19.6 + -19.6 + 4q = 14.9 + -19.6

Combine like terms: 19.6 + -19.6 = 0.0
0.0 + 4q = 14.9 + -19.6
4q = 14.9 + -19.6

Combine like terms: 14.9 + -19.6 = -4.7
4q = -4.7

Divide each side by '4'.
q = -1.175

Simplifying
q = -1.175