-3a+4+4a=9-28

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Solution for -3a+4+4a=9-28 equation:


Simplifying
-3a + 4 + 4a = 9 + -28

Reorder the terms:
4 + -3a + 4a = 9 + -28

Combine like terms: -3a + 4a = 1a
4 + 1a = 9 + -28

Combine like terms: 9 + -28 = -19
4 + 1a = -19

Solving
4 + 1a = -19

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + -4 + 1a = -19 + -4

Combine like terms: 4 + -4 = 0
0 + 1a = -19 + -4
1a = -19 + -4

Combine like terms: -19 + -4 = -23
1a = -23

Divide each side by '1'.
a = -23

Simplifying
a = -23

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