54=300(0.2xt)

Solution for 54=300(0.2xt) equation:

Simplifying
54 = 300(0.2xt)

Remove parenthesis around (0.2tx)
54 = 300 * 0.2tx

Multiply 300 * 0.2
54 = 60tx

Solving
54 = 60tx

Solving for variable 't'.

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

Add '-60tx' to each side of the equation.
54 + -60tx = 60tx + -60tx

Combine like terms: 60tx + -60tx = 0
54 + -60tx = 0

Add '-54' to each side of the equation.
54 + -54 + -60tx = 0 + -54

Combine like terms: 54 + -54 = 0
0 + -60tx = 0 + -54
-60tx = 0 + -54

Combine like terms: 0 + -54 = -54
-60tx = -54

Divide each side by '-60x'.
t = 0.9x-1

Simplifying
t = 0.9x-1