5a-(a-3b)=

Solution for 5a-(a-3b)= equation:

Simplifying
5a + -1(a + -3b) = 0
5a + (a * -1 + -3b * -1) = 0
5a + (-1a + 3b) = 0

Combine like terms: 5a + -1a = 4a
4a + 3b = 0

Solving
4a + 3b = 0

Solving for variable 'a'.

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

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

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

Divide each side by '4'.
a = -0.75b

Simplifying
a = -0.75b