2t+a=15

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Solution for 2t+a=15 equation: 


Simplifying
2t + a = 15

Reorder the terms:
a + 2t = 15

Solving
a + 2t = 15

Solving for variable 'a'.

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

Add '-2t' to each side of the equation.
a + 2t + -2t = 15 + -2t

Combine like terms: 2t + -2t = 0
a + 0 = 15 + -2t
a = 15 + -2t

Simplifying
a = 15 + -2t

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