=-a+7+(-4+7a)

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Solution for =-a+7+(-4+7a) equation:


Simplifying
0 = -1a + 7 + (-4 + 7a)

Remove parenthesis around (-4 + 7a)
0 = -1a + 7 + -4 + 7a

Reorder the terms:
0 = 7 + -4 + -1a + 7a

Combine like terms: 7 + -4 = 3
0 = 3 + -1a + 7a

Combine like terms: -1a + 7a = 6a
0 = 3 + 6a

Solving
0 = 3 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
0 + -6a = 3 + 6a + -6a
Remove the zero:
-6a = 3 + 6a + -6a

Combine like terms: 6a + -6a = 0
-6a = 3 + 0
-6a = 3

Divide each side by '-6'.
a = -0.5

Simplifying
a = -0.5

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