Question

−4(5a + 2b) this is the expression and this is the way I done it but not sure if I done it right ?
-4(-5a+2b)
-4(7ab)
=28ab was making sure this is the correct answer

Answer 1

you cannot combine unlike terms and 5a 2b are unlike terms so
-4(5a)=-20a and -4(2b)= -8b so
-20a-8b? I think anyway

Answer 2

yea that's right ?

Answer 3

I forgot about not being able to combine unlike terms

Answer 4

ty

Answer 5

good luck