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Simplifying
3x2 + 4x2 + 3 = 29
Reorder the terms:
3 + 3x2 + 4x2 = 29
Combine like terms: 3x2 + 4x2 = 7x2
3 + 7x2 = 29
Solving
3 + 7x2 = 29
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-3' to each side of the equation.
3 + -3 + 7x2 = 29 + -3
Combine like terms: 3 + -3 = 0
0 + 7x2 = 29 + -3
7x2 = 29 + -3
Combine like terms: 29 + -3 = 26
7x2 = 26
Divide each side by '7'.
x2 = 3.714285714
Simplifying
x2 = 3.714285714
Take the square root of each side:
x = {-1.927248223, 1.927248223}
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