(5a-2b+8ab+9)-(2a+b+8ab-1)=

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Solution for (5a-2b+8ab+9)-(2a+b+8ab-1)= equation:


Simplifying
(5a + -2b + 8ab + 9) + -1(2a + b + 8ab + -1) = 0

Reorder the terms:
(9 + 5a + 8ab + -2b) + -1(2a + b + 8ab + -1) = 0

Remove parenthesis around (9 + 5a + 8ab + -2b)
9 + 5a + 8ab + -2b + -1(2a + b + 8ab + -1) = 0

Reorder the terms:
9 + 5a + 8ab + -2b + -1(-1 + 2a + 8ab + b) = 0
9 + 5a + 8ab + -2b + (-1 * -1 + 2a * -1 + 8ab * -1 + b * -1) = 0
9 + 5a + 8ab + -2b + (1 + -2a + -8ab + -1b) = 0

Reorder the terms:
9 + 1 + 5a + -2a + 8ab + -8ab + -2b + -1b = 0

Combine like terms: 9 + 1 = 10
10 + 5a + -2a + 8ab + -8ab + -2b + -1b = 0

Combine like terms: 5a + -2a = 3a
10 + 3a + 8ab + -8ab + -2b + -1b = 0

Combine like terms: 8ab + -8ab = 0
10 + 3a + 0 + -2b + -1b = 0
10 + 3a + -2b + -1b = 0

Combine like terms: -2b + -1b = -3b
10 + 3a + -3b = 0

Solving
10 + 3a + -3b = 0

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + 3a + -10 + -3b = 0 + -10

Reorder the terms:
10 + -10 + 3a + -3b = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 3a + -3b = 0 + -10
3a + -3b = 0 + -10

Combine like terms: 0 + -10 = -10
3a + -3b = -10

Add '3b' to each side of the equation.
3a + -3b + 3b = -10 + 3b

Combine like terms: -3b + 3b = 0
3a + 0 = -10 + 3b
3a = -10 + 3b

Divide each side by '3'.
a = -3.333333333 + b

Simplifying
a = -3.333333333 + b

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