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Simplifying
25x2 + 3 = 28
Reorder the terms:
3 + 25x2 = 28
Solving
3 + 25x2 = 28
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 + 25x2 = 28 + -3
Combine like terms: 3 + -3 = 0
0 + 25x2 = 28 + -3
25x2 = 28 + -3
Combine like terms: 28 + -3 = 25
25x2 = 25
Divide each side by '25'.
x2 = 1
Simplifying
x2 = 1
Take the square root of each side:
x = {-1, 1}
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