Question

5x - 25 - 2 x minus 6 is equal to 1 by 2

Answer 1

hello friend your answer is here

5x - 25 - 2x - 6 = 1/2
5x - 2x - 25 - 6 = 1/2
3x - 31 = 1/2
3x = 1/2 + 31
3x = (1 ± 62)/2
3x = 63/2
x = 21/2