7+-9=7+3t

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Solution for 7+-9=7+3t equation:


Simplifying
7 + -9 = 7 + 3t

Combine like terms: 7 + -9 = -2
-2 = 7 + 3t

Solving
-2 = 7 + 3t

Solving for variable 't'.

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

Add '-3t' to each side of the equation.
-2 + -3t = 7 + 3t + -3t

Combine like terms: 3t + -3t = 0
-2 + -3t = 7 + 0
-2 + -3t = 7

Add '2' to each side of the equation.
-2 + 2 + -3t = 7 + 2

Combine like terms: -2 + 2 = 0
0 + -3t = 7 + 2
-3t = 7 + 2

Combine like terms: 7 + 2 = 9
-3t = 9

Divide each side by '-3'.
t = -3

Simplifying
t = -3

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