4-7a=3-a+13

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Solution for 4-7a=3-a+13 equation:


Simplifying
4 + -7a = 3 + -1a + 13

Reorder the terms:
4 + -7a = 3 + 13 + -1a

Combine like terms: 3 + 13 = 16
4 + -7a = 16 + -1a

Solving
4 + -7a = 16 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
4 + -7a + a = 16 + -1a + a

Combine like terms: -7a + a = -6a
4 + -6a = 16 + -1a + a

Combine like terms: -1a + a = 0
4 + -6a = 16 + 0
4 + -6a = 16

Add '-4' to each side of the equation.
4 + -4 + -6a = 16 + -4

Combine like terms: 4 + -4 = 0
0 + -6a = 16 + -4
-6a = 16 + -4

Combine like terms: 16 + -4 = 12
-6a = 12

Divide each side by '-6'.
a = -2

Simplifying
a = -2

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