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Simplifying
5x2 + -4 = 8
Reorder the terms:
-4 + 5x2 = 8
Solving
-4 + 5x2 = 8
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 + 5x2 = 8 + 4
Combine like terms: -4 + 4 = 0
0 + 5x2 = 8 + 4
5x2 = 8 + 4
Combine like terms: 8 + 4 = 12
5x2 = 12
Divide each side by '5'.
x2 = 2.4
Simplifying
x2 = 2.4
Take the square root of each side:
x = {-1.549193338, 1.549193338}
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