Question

subtract 4+8d²from4d²+7d+1

Answer 1

hi friend,

(4d²+7d+1)-(4+8d²)
=4d²+7d+1-4-8d²
=4d²-8d²+7d+1-4
= -4d²+7d-3

hope it helps you

Answer 2

group everything first,
(4d²+7d+1)-(4+8d²)

=4d²+7d+1-4-8d²

=(4d²-8d²)+7d+(1-4)

= -4d²+7d-3



hope it helps!!!!