Question

(iii) 5x + 4y - 6
1.
Find the value of the following expressions if x =3 and y=-2:
(ii) -6y + 4
Find the value of the following expressions if a=-2 and b=B:
it 4x+6
(iii) 16a +4-5a
2.​

Answer 1

Step-by-step explanation:

1.ii) -6×y+4

=-6×-2+4

=12+4

=16

iii) 16×a+4-5a

=16×-2+4-5×-2

=-32+4+10

=-32+14

=–18