4.2a+2.69=-11.17

Solution for 4.2a+2.69=-11.17 equation:

Simplifying
4.2a + 2.69 = -11.17

Reorder the terms:
2.69 + 4.2a = -11.17

Solving
2.69 + 4.2a = -11.17

Solving for variable 'a'.

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

Add '-2.69' to each side of the equation.
2.69 + -2.69 + 4.2a = -11.17 + -2.69

Combine like terms: 2.69 + -2.69 = 0.00
0.00 + 4.2a = -11.17 + -2.69
4.2a = -11.17 + -2.69

Combine like terms: -11.17 + -2.69 = -13.86
4.2a = -13.86

Divide each side by '4.2'.
a = -3.3

Simplifying
a = -3.3