4x*x=5*20

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Solution for 4x*x=5*20 equation: 


Simplifying
4x * x = 5 * 20

Multiply x * x
4x2 = 5 * 20

Multiply 5 * 20
4x2 = 100

Solving
4x2 = 100

Solving for variable 'x'.

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

Divide each side by '4'.
x2 = 25

Simplifying
x2 = 25

Take the square root of each side:
x = {-5, 5}

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