Question

[72*72-28*28=50x]find value of x in expression​

Answer 1

Answer:

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$72 \times 72 - 28 \times 28 = 50x \\ 50 x = {72}^{2} - {28}^{2} \\ 50x = (72 - 28)(72 + 28) \\ 50x = 44 \times 100 \\ x = \frac{44 \times 100}{50} \\ x = 88$

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Answer 2

Answer:

x=88

Step-by-step explanation:

72*72-28*28

5184-784

4400

so 4400=50x

4400/50=x

88=x