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

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


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

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

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

Combine like terms: 3a + 10a = 13a
5 + 13a + (-1b) + -9b = 0

Combine like terms: (-1b) + -9b = -10b
5 + 13a + -10b = 0

Solving
5 + 13a + -10b = 0

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + 13a + -5 + -10b = 0 + -5

Reorder the terms:
5 + -5 + 13a + -10b = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 13a + -10b = 0 + -5
13a + -10b = 0 + -5

Combine like terms: 0 + -5 = -5
13a + -10b = -5

Add '10b' to each side of the equation.
13a + -10b + 10b = -5 + 10b

Combine like terms: -10b + 10b = 0
13a + 0 = -5 + 10b
13a = -5 + 10b

Divide each side by '13'.
a = -0.3846153846 + 0.7692307692b

Simplifying
a = -0.3846153846 + 0.7692307692b

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