=10b-7a+(-b)+10a-9b+5

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Solution for =10b-7a+(-b)+10a-9b+5 equation:


Simplifying
0 = 10b + -7a + (-1b) + 10a + -9b + 5

Reorder the terms:
0 = 5 + -7a + 10a + 10b + (-1b) + -9b

Combine like terms: -7a + 10a = 3a
0 = 5 + 3a + 10b + (-1b) + -9b

Combine like terms: 10b + (-1b) = 9b
0 = 5 + 3a + 9b + -9b

Combine like terms: 9b + -9b = 0
0 = 5 + 3a + 0
0 = 5 + 3a

Solving
0 = 5 + 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.
0 + -3a = 5 + 3a + -3a
Remove the zero:
-3a = 5 + 3a + -3a

Combine like terms: 3a + -3a = 0
-3a = 5 + 0
-3a = 5

Divide each side by '-3'.
a = -1.666666667

Simplifying
a = -1.666666667

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