(5x^2+9)+(7x^2+-8)=

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Solution for (5x^2+9)+(7x^2+-8)= equation:


Simplifying
(5x2 + 9) + (7x2 + -8) = 0

Reorder the terms:
(9 + 5x2) + (7x2 + -8) = 0

Remove parenthesis around (9 + 5x2)
9 + 5x2 + (7x2 + -8) = 0

Reorder the terms:
9 + 5x2 + (-8 + 7x2) = 0

Remove parenthesis around (-8 + 7x2)
9 + 5x2 + -8 + 7x2 = 0

Reorder the terms:
9 + -8 + 5x2 + 7x2 = 0

Combine like terms: 9 + -8 = 1
1 + 5x2 + 7x2 = 0

Combine like terms: 5x2 + 7x2 = 12x2
1 + 12x2 = 0

Solving
1 + 12x2 = 0

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 12x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 12x2 = 0 + -1
12x2 = 0 + -1

Combine like terms: 0 + -1 = -1
12x2 = -1

Divide each side by '12'.
x2 = -0.08333333333

Simplifying
x2 = -0.08333333333

Reorder the terms:
0.08333333333 + x2 = -0.08333333333 + 0.08333333333

Combine like terms: -0.08333333333 + 0.08333333333 = 0.00000000000
0.08333333333 + x2 = 0.00000000000

The solution to this equation could not be determined.

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