Question

36x= 78^2-42^2 solve this equation

Answer 1

Step-by-step explanation:

36x=6084-1764

36x=4320

x=6035

Answer 2

The value of "x" is "120". Further explanation is given below.

Step-by-step explanation:

Given equation is :

36x = (78)²-(42)²

On solving the powers, we get

⇒  36x = (78×78)-(42×42)

⇒  36x = (6084)-(1764)

On performing subtraction, we get

⇒  36x = 4320

⇒  x = $\frac{4320}{36}$

⇒  x = 120

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