Question

1/2 [ 3x-4/7/5x] = -3/5 (-4+2)​

Answer 1

Answer:

2.17123927746

Step-by-step explanation:

1/2[3x-4/7/5x] = -3/5(-2)

1/2[3x-4/7/5x }= -2.6

1/2 { 105x^2 - 4 /35 } = -2.6

105x^2/35 = 2.6+4

105x^2 = 6.6 * 75

105x^2 = 495

x^2 = 4.71428

x =  Square root 4.71428

x =  2.17123927746