4a+3-a=-7+2+9

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Solution for 4a+3-a=-7+2+9 equation:


Simplifying
4a + 3 + -1a = -7 + 2 + 9

Reorder the terms:
3 + 4a + -1a = -7 + 2 + 9

Combine like terms: 4a + -1a = 3a
3 + 3a = -7 + 2 + 9

Combine like terms: -7 + 2 = -5
3 + 3a = -5 + 9

Combine like terms: -5 + 9 = 4
3 + 3a = 4

Solving
3 + 3a = 4

Solving for variable 'a'.

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

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

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

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

Divide each side by '3'.
a = 0.3333333333

Simplifying
a = 0.3333333333

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