7x+28y-14y-3x+2a=

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Solution for 7x+28y-14y-3x+2a= equation:


Simplifying
7x + 28y + -14y + -3x + 2a = 0

Reorder the terms:
2a + 7x + -3x + 28y + -14y = 0

Combine like terms: 7x + -3x = 4x
2a + 4x + 28y + -14y = 0

Combine like terms: 28y + -14y = 14y
2a + 4x + 14y = 0

Solving
2a + 4x + 14y = 0

Solving for variable 'a'.

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

Add '-4x' to each side of the equation.
2a + 4x + -4x + 14y = 0 + -4x

Combine like terms: 4x + -4x = 0
2a + 0 + 14y = 0 + -4x
2a + 14y = 0 + -4x
Remove the zero:
2a + 14y = -4x

Add '-14y' to each side of the equation.
2a + 14y + -14y = -4x + -14y

Combine like terms: 14y + -14y = 0
2a + 0 = -4x + -14y
2a = -4x + -14y

Divide each side by '2'.
a = -2x + -7y

Simplifying
a = -2x + -7y

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