2a-4b+5-4a-1-b=

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Solution for 2a-4b+5-4a-1-b= equation:


Simplifying
2a + -4b + 5 + -4a + -1 + -1b = 0

Reorder the terms:
5 + -1 + 2a + -4a + -4b + -1b = 0

Combine like terms: 5 + -1 = 4
4 + 2a + -4a + -4b + -1b = 0

Combine like terms: 2a + -4a = -2a
4 + -2a + -4b + -1b = 0

Combine like terms: -4b + -1b = -5b
4 + -2a + -5b = 0

Solving
4 + -2a + -5b = 0

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + -2a + -4 + -5b = 0 + -4

Reorder the terms:
4 + -4 + -2a + -5b = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -2a + -5b = 0 + -4
-2a + -5b = 0 + -4

Combine like terms: 0 + -4 = -4
-2a + -5b = -4

Add '5b' to each side of the equation.
-2a + -5b + 5b = -4 + 5b

Combine like terms: -5b + 5b = 0
-2a + 0 = -4 + 5b
-2a = -4 + 5b

Divide each side by '-2'.
a = 2 + -2.5b

Simplifying
a = 2 + -2.5b

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