Step-by-step explanation:
-7(-3r+2)=3r-6
Distribute the - 7
21r-14=3r-6
Add 14
21r=3r+8
Subtract 3r
18r=8
Divide 18r by 8
2.25 should be the answer to r.
Answer:
6
Step-by-step explanation:
Answer:
8x^2 -6x-2
Step-by-step explanation:
formula= ab^2(- or +)b-ab
The answer is 48--- 64% of 75=48
91 ! just use a calculator or do it by hand
