1.5a+6.2a+5.1a+8.7=

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Solution for 1.5a+6.2a+5.1a+8.7= equation:


Simplifying
1.5a + 6.2a + 5.1a + 8.7 = 0

Reorder the terms:
8.7 + 1.5a + 6.2a + 5.1a = 0

Combine like terms: 1.5a + 6.2a = 7.7a
8.7 + 7.7a + 5.1a = 0

Combine like terms: 7.7a + 5.1a = 12.8a
8.7 + 12.8a = 0

Solving
8.7 + 12.8a = 0

Solving for variable 'a'.

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

Add '-8.7' to each side of the equation.
8.7 + -8.7 + 12.8a = 0 + -8.7

Combine like terms: 8.7 + -8.7 = 0.0
0.0 + 12.8a = 0 + -8.7
12.8a = 0 + -8.7

Combine like terms: 0 + -8.7 = -8.7
12.8a = -8.7

Divide each side by '12.8'.
a = -0.6796875

Simplifying
a = -0.6796875

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