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

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


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

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

Combine like terms: 4a + 6a = 10a
0 = 10a + -5b + 7b

Combine like terms: -5b + 7b = 2b
0 = 10a + 2b

Solving
0 = 10a + 2b

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
0 + -10a = 10a + -10a + 2b
Remove the zero:
-10a = 10a + -10a + 2b

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

Divide each side by '-10'.
a = -0.2b

Simplifying
a = -0.2b

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