2t+9=15-7

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Solution for 2t+9=15-7 equation: 


Simplifying
2t + 9 = 15 + -7

Reorder the terms:
9 + 2t = 15 + -7

Combine like terms: 15 + -7 = 8
9 + 2t = 8

Solving
9 + 2t = 8

Solving for variable 't'.

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

Add '-9' to each side of the equation.
9 + -9 + 2t = 8 + -9

Combine like terms: 9 + -9 = 0
0 + 2t = 8 + -9
2t = 8 + -9

Combine like terms: 8 + -9 = -1
2t = -1

Divide each side by '2'.
t = -0.5

Simplifying
t = -0.5

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