117k views
0 votes
−4(3.2−3k)+0.2(9+15k) can you help me please

2 Answers

4 votes
Your Answer is 15k-11
User Akshar
by
7.7k points
0 votes

−4(3.2−3k)+0.2(9+15k)

Distribute:

=(−4)(3.2)+(−4)(−3k)+(0.2)(9)+(0.2)(15k)

=−12.8+12k+1.8+3k

Combine Like Terms:

=−12.8+12k+1.8+3k

=(12k+3k)+(−12.8+1.8)

=15k+−11

User Raz Buchnik
by
8.1k points