3.5a*a=4.23

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Solution for 3.5a*a=4.23 equation: 


Simplifying
3.5a * a = 4.23

Multiply a * a
3.5a2 = 4.23

Solving
3.5a2 = 4.23

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Divide each side by '3.5'.
a2 = 1.208571429

Simplifying
a2 = 1.208571429

Take the square root of each side:
a = {-1.099350458, 1.099350458}

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