Instructions

What will come in place of the question mark (?) in the given questions?

Question 144

$$9^{2}\times\sqrt[4]{(1296)}-254=(?\times9+124)$$

Solution

Expression : $$9^{2}\times\sqrt[4]{(1296)}-254=(?\times9+124)$$

=> $$(81 \times 6) - 254 = (x \times 9) + 124$$

=> $$486 - 254 = 9x + 124$$

=> $$9x = 232 - 124 = 108$$

=> $$x = \frac{108}{9} = 12$$


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