4(a-b)=a

Solution for 4(a-b)=a equation:

Simplifying
4(a + -1b) = a
(a * 4 + -1b * 4) = a
(4a + -4b) = a

Solving
4a + -4b = 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.
4a + -1a + -4b = a + -1a

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

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

Add '4b' to each side of the equation.
3a + -4b + 4b = 0 + 4b

Combine like terms: -4b + 4b = 0
3a + 0 = 0 + 4b
3a = 0 + 4b
Remove the zero:
3a = 4b

Divide each side by '3'.
a = 1.333333333b

Simplifying
a = 1.333333333b