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Simplifying
16x2 + -5 = 20
Reorder the terms:
-5 + 16x2 = 20
Solving
-5 + 16x2 = 20
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '5' to each side of the equation.
-5 + 5 + 16x2 = 20 + 5
Combine like terms: -5 + 5 = 0
0 + 16x2 = 20 + 5
16x2 = 20 + 5
Combine like terms: 20 + 5 = 25
16x2 = 25
Divide each side by '16'.
x2 = 1.5625
Simplifying
x2 = 1.5625
Take the square root of each side:
x = {-1.25, 1.25}
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