4.2=t-5.4

Solution for 4.2=t-5.4 equation:

Simplifying
4.2 = t + -5.4

Reorder the terms:
4.2 = -5.4 + t

Solving
4.2 = -5.4 + t

Solving for variable 't'.

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

Add '-1t' to each side of the equation.
4.2 + -1t = -5.4 + t + -1t

Combine like terms: t + -1t = 0
4.2 + -1t = -5.4 + 0
4.2 + -1t = -5.4

Add '-4.2' to each side of the equation.
4.2 + -4.2 + -1t = -5.4 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + -1t = -5.4 + -4.2
-1t = -5.4 + -4.2

Combine like terms: -5.4 + -4.2 = -9.6
-1t = -9.6

Divide each side by '-1'.
t = 9.6

Simplifying
t = 9.6