Question

solve the eqution of 7x-5/2x=3

Answer 1

"7x-5/2x=3

x in (-oo:+oo)

7 * x - ( (5/2) * x) = 3 // - 3

7 * x - ( (5/2) * x) - 3 = 0

7* x + (-5/2) * x - 3 = 0

9/2 * x - 3 = 0 // + 3

9/2 * x = 3 // : 9/2

x = 3/9/2

x = 2/3

x = 2/3

"

Answer 2

"7x-5/2x=3

x in (-oo:+oo)

7 * x - ( (5/2) * x) = 3 // - 3

7 * x - ( (5/2) * x) - 3 = 0

7* x + (-5/2) * x - 3 = 0

9/2 * x - 3 = 0 // + 3

9/2 * x = 3 // : 9/2

x = 3/9/2

x = 2/3

x = 2/3

"