2a-b=5a-2a

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


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

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

Solving
2a + -1b = 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
2a + -3a + -1b = 3a + -3a

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

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

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

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

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

Simplifying
a = -1b

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