-2a-9=6a*15

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Solution for -2a-9=6a*15 equation:


Simplifying
-2a + -9 = 6a * 15

Reorder the terms:
-9 + -2a = 6a * 15

Reorder the terms for easier multiplication:
-9 + -2a = 6 * 15a

Multiply 6 * 15
-9 + -2a = 90a

Solving
-9 + -2a = 90a

Solving for variable 'a'.

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

Add '-90a' to each side of the equation.
-9 + -2a + -90a = 90a + -90a

Combine like terms: -2a + -90a = -92a
-9 + -92a = 90a + -90a

Combine like terms: 90a + -90a = 0
-9 + -92a = 0

Add '9' to each side of the equation.
-9 + 9 + -92a = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -92a = 0 + 9
-92a = 0 + 9

Combine like terms: 0 + 9 = 9
-92a = 9

Divide each side by '-92'.
a = -0.09782608696

Simplifying
a = -0.09782608696

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