-3.7+0.6x = -5.5

To solve the equation, we can start by adding 3.7 to both sides of the equation:

-3.7 + 0.6x + 3.7 = -5.5 + 3.7

This simplifies to:

0.6x = -1.8

Finally, we can divide both sides of the equation by 0.6 to solve for x:

x = -1.8 / 0.6

x = -3