Cmplemetary angles sum to 90²....therefore....
[ 4x-10 ] + [ 8x+4 ] = 90 simplify
12x - 6 = 90 add 6 tp bpth sides
12x = 96 divide both sides by 12
x = 8
So.....the first angle = 4(8) - 10 = 32 - 10 = 22°
And the second angle = 90 - 22 = 68°
