3=a+1+6

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Solution for 3=a+1+6 equation:


Simplifying
3 = a + 1 + 6

Reorder the terms:
3 = 1 + 6 + a

Combine like terms: 1 + 6 = 7
3 = 7 + a

Solving
3 = 7 + 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 + -1a = 7 + a + -1a

Combine like terms: a + -1a = 0
3 + -1a = 7 + 0
3 + -1a = 7

Add '-3' to each side of the equation.
3 + -3 + -1a = 7 + -3

Combine like terms: 3 + -3 = 0
0 + -1a = 7 + -3
-1a = 7 + -3

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

Divide each side by '-1'.
a = -4

Simplifying
a = -4

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