(-1.7)-(13.4)=x

Solution for (-1.7)-(13.4)=x equation:

Simplifying
(-1.7) + -1(13.4) = x
-1.7 + -1(13.4) = x

Multiply -1 * 13.4
-1.7 + -13.4 = x

Combine like terms: -1.7 + -13.4 = -15.1
-15.1 = x

Solving
-15.1 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-15.1 + -1x = x + -1x

Combine like terms: x + -1x = 0
-15.1 + -1x = 0

Add '15.1' to each side of the equation.
-15.1 + 15.1 + -1x = 0 + 15.1

Combine like terms: -15.1 + 15.1 = 0.0
0.0 + -1x = 0 + 15.1
-1x = 0 + 15.1

Combine like terms: 0 + 15.1 = 15.1
-1x = 15.1

Divide each side by '-1'.
x = -15.1

Simplifying
x = -15.1