(7x^3+3)+(2x^3+1)=

Solution for (7x^3+3)+(2x^3+1)= equation:

Simplifying
(7x3 + 3) + (2x3 + 1) = 0

Reorder the terms:
(3 + 7x3) + (2x3 + 1) = 0

Remove parenthesis around (3 + 7x3)
3 + 7x3 + (2x3 + 1) = 0

Reorder the terms:
3 + 7x3 + (1 + 2x3) = 0

Remove parenthesis around (1 + 2x3)
3 + 7x3 + 1 + 2x3 = 0

Reorder the terms:
3 + 1 + 7x3 + 2x3 = 0

Combine like terms: 3 + 1 = 4
4 + 7x3 + 2x3 = 0

Combine like terms: 7x3 + 2x3 = 9x3
4 + 9x3 = 0

Solving
4 + 9x3 = 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 + -4 + 9x3 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 9x3 = 0 + -4
9x3 = 0 + -4

Combine like terms: 0 + -4 = -4
9x3 = -4

Divide each side by '9'.
x3 = -0.4444444444

Simplifying
x3 = -0.4444444444

Reorder the terms:
0.4444444444 + x3 = -0.4444444444 + 0.4444444444

Combine like terms: -0.4444444444 + 0.4444444444 = 0.0000000000
0.4444444444 + x3 = 0.0000000000

The solution to this equation could not be determined.