-4.2t+1.5=16.2

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Solution for -4.2t+1.5=16.2 equation: 


Simplifying
-4.2t + 1.5 = 16.2

Reorder the terms:
1.5 + -4.2t = 16.2

Solving
1.5 + -4.2t = 16.2

Solving for variable 't'.

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

Add '-1.5' to each side of the equation.
1.5 + -1.5 + -4.2t = 16.2 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + -4.2t = 16.2 + -1.5
-4.2t = 16.2 + -1.5

Combine like terms: 16.2 + -1.5 = 14.7
-4.2t = 14.7

Divide each side by '-4.2'.
t = -3.5

Simplifying
t = -3.5

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