2a-b=1a+7

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Solution for 2a-b=1a+7 equation:


Simplifying
2a + -1b = 1a + 7

Reorder the terms:
2a + -1b = 7 + 1a

Solving
2a + -1b = 7 + 1a

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.
2a + -1a + -1b = 7 + 1a + -1a

Combine like terms: 2a + -1a = 1a
1a + -1b = 7 + 1a + -1a

Combine like terms: 1a + -1a = 0
1a + -1b = 7 + 0
1a + -1b = 7

Add 'b' to each side of the equation.
1a + -1b + b = 7 + b

Combine like terms: -1b + b = 0
1a + 0 = 7 + b
1a = 7 + b

Divide each side by '1'.
a = 7 + b

Simplifying
a = 7 + b

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