T(x)=90-3x

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Solution for T(x)=90-3x equation: 


Simplifying
T(x) = 90 + -3x

Multiply T * x
xT = 90 + -3x

Solving
xT = 90 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
3x + xT = 90 + -3x + 3x

Combine like terms: -3x + 3x = 0
3x + xT = 90 + 0
3x + xT = 90

Reorder the terms:
-90 + 3x + xT = 90 + -90

Combine like terms: 90 + -90 = 0
-90 + 3x + xT = 0

The solution to this equation could not be determined.

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