Question

2p- 3q+ 4r if p=2 ,q= 1 ,r= 4​

Answer 1

2p-3q+4r

=2×2-3×1+4×4

=4-3+16

=17

Answer 2

Answer:

p = 2

q = 1

r = 4

2p - 3q + 4r

= 2(2) - 3(1) + 4(4)

=4 - 3 + 16

= 4 - 19

= -15