10j^2=90

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Solution for 10j^2=90 equation: 


Simplifying
10j2 = 90

Solving
10j2 = 90

Solving for variable 'j'.

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

Divide each side by '10'.
j2 = 9

Simplifying
j2 = 9

Take the square root of each side:
j = {-3, 3}

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