9a+4b-7a+16b-4b+2a=

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Solution for 9a+4b-7a+16b-4b+2a= equation:


Simplifying
9a + 4b + -7a + 16b + -4b + 2a = 0

Reorder the terms:
9a + -7a + 2a + 4b + 16b + -4b = 0

Combine like terms: 9a + -7a = 2a
2a + 2a + 4b + 16b + -4b = 0

Combine like terms: 2a + 2a = 4a
4a + 4b + 16b + -4b = 0

Combine like terms: 4b + 16b = 20b
4a + 20b + -4b = 0

Combine like terms: 20b + -4b = 16b
4a + 16b = 0

Solving
4a + 16b = 0

Solving for variable 'a'.

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

Add '-16b' to each side of the equation.
4a + 16b + -16b = 0 + -16b

Combine like terms: 16b + -16b = 0
4a + 0 = 0 + -16b
4a = 0 + -16b
Remove the zero:
4a = -16b

Divide each side by '4'.
a = -4b

Simplifying
a = -4b

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