Question

9 X upon 7 minus 6 x is equal to 15

Answer 1

9x/7-6x =15
9x=105-90x
99x=105
x=105/99
x=1.06

Answer 2

$= > \frac{9x}{7} - 6x = 15 \\ = > \frac{9x - 42x }{7} = 15 \\ = > - 33x = 105 \\ = > x = -\frac{105}{33 } = -\frac{35}{11}$