Question

what should we subtracted from3p-8q-.18 the answer will be - 2q+2p-9
​

Answer 1

Answer:

p-6p-9

Step-by-step explanation:

Let the number be x

∴ 3p-8q-18 - x = -2q+2p-9

∴ -x = -2q+8q+2p-3p-9+18

       = 6q-p+9

∴ x   = p-6p-9

∴ number which should we subtracted from3p-8q-.18 to get -2q+2p-9       =p-6p-9