3a+4.2=3a-1.6

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Solution for 3a+4.2=3a-1.6 equation:


Simplifying
3a + 4.2 = 3a + -1.6

Reorder the terms:
4.2 + 3a = 3a + -1.6

Reorder the terms:
4.2 + 3a = -1.6 + 3a

Add '-3a' to each side of the equation.
4.2 + 3a + -3a = -1.6 + 3a + -3a

Combine like terms: 3a + -3a = 0
4.2 + 0 = -1.6 + 3a + -3a
4.2 = -1.6 + 3a + -3a

Combine like terms: 3a + -3a = 0
4.2 = -1.6 + 0
4.2 = -1.6

Solving
4.2 = -1.6

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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