5a+3-a=-7

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Solution for 5a+3-a=-7 equation:


Simplifying
5a + 3 + -1a = -7

Reorder the terms:
3 + 5a + -1a = -7

Combine like terms: 5a + -1a = 4a
3 + 4a = -7

Solving
3 + 4a = -7

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 + 4a = -7 + -3

Combine like terms: 3 + -3 = 0
0 + 4a = -7 + -3
4a = -7 + -3

Combine like terms: -7 + -3 = -10
4a = -10

Divide each side by '4'.
a = -2.5

Simplifying
a = -2.5

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