-2.5a-8.9=-2.6-1.8a

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Solution for -2.5a-8.9=-2.6-1.8a equation:


Simplifying
-2.5a + -8.9 = -2.6 + -1.8a

Reorder the terms:
-8.9 + -2.5a = -2.6 + -1.8a

Solving
-8.9 + -2.5a = -2.6 + -1.8a

Solving for variable 'a'.

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

Add '1.8a' to each side of the equation.
-8.9 + -2.5a + 1.8a = -2.6 + -1.8a + 1.8a

Combine like terms: -2.5a + 1.8a = -0.7a
-8.9 + -0.7a = -2.6 + -1.8a + 1.8a

Combine like terms: -1.8a + 1.8a = 0.0
-8.9 + -0.7a = -2.6 + 0.0
-8.9 + -0.7a = -2.6

Add '8.9' to each side of the equation.
-8.9 + 8.9 + -0.7a = -2.6 + 8.9

Combine like terms: -8.9 + 8.9 = 0.0
0.0 + -0.7a = -2.6 + 8.9
-0.7a = -2.6 + 8.9

Combine like terms: -2.6 + 8.9 = 6.3
-0.7a = 6.3

Divide each side by '-0.7'.
a = -9

Simplifying
a = -9

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