3(4.5+-1.5t)+2t=12

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Solution for 3(4.5+-1.5t)+2t=12 equation: 


Simplifying
3(4.5 + -1.5t) + 2t = 12
(4.5 * 3 + -1.5t * 3) + 2t = 12
(13.5 + -4.5t) + 2t = 12

Combine like terms: -4.5t + 2t = -2.5t
13.5 + -2.5t = 12

Solving
13.5 + -2.5t = 12

Solving for variable 't'.

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

Add '-13.5' to each side of the equation.
13.5 + -13.5 + -2.5t = 12 + -13.5

Combine like terms: 13.5 + -13.5 = 0.0
0.0 + -2.5t = 12 + -13.5
-2.5t = 12 + -13.5

Combine like terms: 12 + -13.5 = -1.5
-2.5t = -1.5

Divide each side by '-2.5'.
t = 0.6

Simplifying
t = 0.6

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