16a+7t-12+5a-9t=

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Solution for 16a+7t-12+5a-9t= equation:


Simplifying
16a + 7t + -12 + 5a + -9t = 0

Reorder the terms:
-12 + 16a + 5a + 7t + -9t = 0

Combine like terms: 16a + 5a = 21a
-12 + 21a + 7t + -9t = 0

Combine like terms: 7t + -9t = -2t
-12 + 21a + -2t = 0

Solving
-12 + 21a + -2t = 0

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + 21a + 12 + -2t = 0 + 12

Reorder the terms:
-12 + 12 + 21a + -2t = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 21a + -2t = 0 + 12
21a + -2t = 0 + 12

Combine like terms: 0 + 12 = 12
21a + -2t = 12

Add '2t' to each side of the equation.
21a + -2t + 2t = 12 + 2t

Combine like terms: -2t + 2t = 0
21a + 0 = 12 + 2t
21a = 12 + 2t

Divide each side by '21'.
a = 0.5714285714 + 0.09523809524t

Simplifying
a = 0.5714285714 + 0.09523809524t

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