7a+9-4a+6b-2+5b=

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Solution for 7a+9-4a+6b-2+5b= equation:


Simplifying
7a + 9 + -4a + 6b + -2 + 5b = 0

Reorder the terms:
9 + -2 + 7a + -4a + 6b + 5b = 0

Combine like terms: 9 + -2 = 7
7 + 7a + -4a + 6b + 5b = 0

Combine like terms: 7a + -4a = 3a
7 + 3a + 6b + 5b = 0

Combine like terms: 6b + 5b = 11b
7 + 3a + 11b = 0

Solving
7 + 3a + 11b = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + 3a + -7 + 11b = 0 + -7

Reorder the terms:
7 + -7 + 3a + 11b = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 3a + 11b = 0 + -7
3a + 11b = 0 + -7

Combine like terms: 0 + -7 = -7
3a + 11b = -7

Add '-11b' to each side of the equation.
3a + 11b + -11b = -7 + -11b

Combine like terms: 11b + -11b = 0
3a + 0 = -7 + -11b
3a = -7 + -11b

Divide each side by '3'.
a = -2.333333333 + -3.666666667b

Simplifying
a = -2.333333333 + -3.666666667b

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