Sagot :
8ab - 6b / a : a = -5 , b =1 =9.2
=8(-5)(1) - 6(1)/ -5 ( substitute the value of a and b as u given above)
=8(-5)-6/-5
= -40-6/-5
= -46/-5
= 9.2
=8(-5)(1) - 6(1)/ -5 ( substitute the value of a and b as u given above)
=8(-5)-6/-5
= -40-6/-5
= -46/-5
= 9.2