Question

Find the value of x, if 32 x = 82^2 − 18^2

Answer 1

Step-by-step explanation:

32x= 6724-324

32x=6400

x=200 is the right answer

Answer 2

Answer:

$32x = {82 }^{2} - {18}^{2}$

${a }^{2} - {b}^{2} = (a + b)(a - b)$

32x =(82+18)(82-18)

32x=100*64

x=(100*64)/32

x=200