68=a+7+2a+a+b

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Solution for 68=a+7+2a+a+b equation:


Simplifying
68 = a + 7 + 2a + a + b

Reorder the terms:
68 = 7 + a + 2a + a + b

Combine like terms: a + 2a = 3a
68 = 7 + 3a + a + b

Combine like terms: 3a + a = 4a
68 = 7 + 4a + b

Solving
68 = 7 + 4a + b

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
68 + -4a = 7 + 4a + -4a + b

Combine like terms: 4a + -4a = 0
68 + -4a = 7 + 0 + b
68 + -4a = 7 + b

Add '-68' to each side of the equation.
68 + -68 + -4a = 7 + -68 + b

Combine like terms: 68 + -68 = 0
0 + -4a = 7 + -68 + b
-4a = 7 + -68 + b

Combine like terms: 7 + -68 = -61
-4a = -61 + b

Divide each side by '-4'.
a = 15.25 + -0.25b

Simplifying
a = 15.25 + -0.25b

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