Question

Tolong yaaaaa PENTING BANGET BUAT BESOK
a.3(x+3)-9
b.-4p(2p-5q)+8p2
c.-5(2p-3)+7p
d.4-(4-5b) tolong yaaaaa pleaseeeeeeee

Answer 1

a.3(x+3)-9
=3x + 9 - 9
= 3x

b.-4p(2p-5q)+8p2
= -8p² + 20pq + 8p²
= 20pq
c.-5(2p-3)+7p
= -5p + 15 + 7p
= 2p + 15

d.4-(4-5b)
= 4 - 4 + 5b
= 5b