3.4a+3=a-4

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Solution for 3.4a+3=a-4 equation:


Simplifying
3.4a + 3 = a + -4

Reorder the terms:
3 + 3.4a = a + -4

Reorder the terms:
3 + 3.4a = -4 + a

Solving
3 + 3.4a = -4 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
3 + 3.4a + -1a = -4 + a + -1a

Combine like terms: 3.4a + -1a = 2.4a
3 + 2.4a = -4 + a + -1a

Combine like terms: a + -1a = 0
3 + 2.4a = -4 + 0
3 + 2.4a = -4

Add '-3' to each side of the equation.
3 + -3 + 2.4a = -4 + -3

Combine like terms: 3 + -3 = 0
0 + 2.4a = -4 + -3
2.4a = -4 + -3

Combine like terms: -4 + -3 = -7
2.4a = -7

Divide each side by '2.4'.
a = -2.916666667

Simplifying
a = -2.916666667

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