Go over 9x and that should be it
I’m not sure if it’s right but this is what i got
252
252x2 =504
504+252
756 miles?
Ok so cos(x) = sin(90-x) so using that you can get sin(7x-15) = sin(90-(3x+5)) so 7x-15 = -3x+85. 10x = 100 and x = 10. Use that to find the 2 angles are 55 and 35
