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Simplifying
49z2 = 1
Solving
49z2 = 1
Solving for variable 'z'.
Move all terms containing z to the left, all other terms to the right.
Divide each side by '49'.
z2 = 0.02040816327
Simplifying
z2 = 0.02040816327
Take the square root of each side:
z = {-0.142857143, 0.142857143}
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