30a=2a-4

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Solution for 30a=2a-4 equation: 


Simplifying
30a = 2a + -4

Reorder the terms:
30a = -4 + 2a

Solving
30a = -4 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
30a + -2a = -4 + 2a + -2a

Combine like terms: 30a + -2a = 28a
28a = -4 + 2a + -2a

Combine like terms: 2a + -2a = 0
28a = -4 + 0
28a = -4

Divide each side by '28'.
a = -0.1428571429

Simplifying
a = -0.1428571429

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