(7x^2+3y-4)+(5x^2+3y)=

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Solution for (7x^2+3y-4)+(5x^2+3y)= equation: 


Simplifying
(7x2 + 3y + -4) + (5x2 + 3y) = 0

Reorder the terms:
(-4 + 7x2 + 3y) + (5x2 + 3y) = 0

Remove parenthesis around (-4 + 7x2 + 3y)
-4 + 7x2 + 3y + (5x2 + 3y) = 0

Remove parenthesis around (5x2 + 3y)
-4 + 7x2 + 3y + 5x2 + 3y = 0

Reorder the terms:
-4 + 7x2 + 5x2 + 3y + 3y = 0

Combine like terms: 7x2 + 5x2 = 12x2
-4 + 12x2 + 3y + 3y = 0

Combine like terms: 3y + 3y = 6y
-4 + 12x2 + 6y = 0

Solving
-4 + 12x2 + 6y = 0

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 12x2 + 4 + 6y = 0 + 4

Reorder the terms:
-4 + 4 + 12x2 + 6y = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 12x2 + 6y = 0 + 4
12x2 + 6y = 0 + 4

Combine like terms: 0 + 4 = 4
12x2 + 6y = 4

Add '-6y' to each side of the equation.
12x2 + 6y + -6y = 4 + -6y

Combine like terms: 6y + -6y = 0
12x2 + 0 = 4 + -6y
12x2 = 4 + -6y

Divide each side by '12'.
x2 = 0.3333333333 + -0.5y

Simplifying
x2 = 0.3333333333 + -0.5y

Reorder the terms:
-0.3333333333 + x2 + 0.5y = 0.3333333333 + -0.5y + -0.3333333333 + 0.5y

Reorder the terms:
-0.3333333333 + x2 + 0.5y = 0.3333333333 + -0.3333333333 + -0.5y + 0.5y

Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000
-0.3333333333 + x2 + 0.5y = 0.0000000000 + -0.5y + 0.5y
-0.3333333333 + x2 + 0.5y = -0.5y + 0.5y

Combine like terms: -0.5y + 0.5y = 0.0
-0.3333333333 + x2 + 0.5y = 0.0

The solution to this equation could not be determined.

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