2a+8b+7a-7+3b=

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Solution for 2a+8b+7a-7+3b= equation:


Simplifying
2a + 8b + 7a + -7 + 3b = 0

Reorder the terms:
-7 + 2a + 7a + 8b + 3b = 0

Combine like terms: 2a + 7a = 9a
-7 + 9a + 8b + 3b = 0

Combine like terms: 8b + 3b = 11b
-7 + 9a + 11b = 0

Solving
-7 + 9a + 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 + 9a + 7 + 11b = 0 + 7

Reorder the terms:
-7 + 7 + 9a + 11b = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 9a + 11b = 0 + 7
9a + 11b = 0 + 7

Combine like terms: 0 + 7 = 7
9a + 11b = 7

Add '-11b' to each side of the equation.
9a + 11b + -11b = 7 + -11b

Combine like terms: 11b + -11b = 0
9a + 0 = 7 + -11b
9a = 7 + -11b

Divide each side by '9'.
a = 0.7777777778 + -1.222222222b

Simplifying
a = 0.7777777778 + -1.222222222b

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