-3a+b+2a-5b=

Solution for -3a+b+2a-5b= equation:

Simplifying
-3a + b + 2a + -5b = 0

Reorder the terms:
-3a + 2a + b + -5b = 0

Combine like terms: -3a + 2a = -1a
-1a + b + -5b = 0

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

Solving
-1a + -4b = 0

Solving for variable 'a'.

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

Add '4b' to each side of the equation.
-1a + -4b + 4b = 0 + 4b

Combine like terms: -4b + 4b = 0
-1a + 0 = 0 + 4b
-1a = 0 + 4b
Remove the zero:
-1a = 4b

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

Simplifying
a = -4b