Question

if a=5, b=-2, C=3 show that 5a-b+c=-abc

Answer 1

5*5+2+3=-5*-2*3 , 30=30

Answer 2

LHS. = 5a-b+c
= 5(5)-(-2)+(3)
= 25+2+3
= 30
RSH. =-abc
= -(5)(-2)(3)
= (10)(3)
= 30
LHS = RHS