Answer:
Step-by-step explanation:
-15 times -5 = 75
-15 + -5 = -20
She probably does that for exercise. So, she gets to the level that she wants, and she gets more exercise so she gets there faster.
The graph of a function is the same output as the value so the answer is
Answer: 7
Answer:
n=-3
Step-by-step explanation:
11(n – 1) + 35 = 3n
expand left side
11n-11+35=3n
Add-11 to 35
11n+35-11=3n
11n+24=3n
subtract 24 from both sides
11n+24-24=3n-24
11n=3n-24
subtract3n from both sides
11n-3n=3n-24-3n
8n=-24
divide both sides by 8
8n/8=-24/8
n=-3
This is the same as your other question, if you have a ration of 40 students to : 12 students seeing the movie, or 40:12 to multiply 12.5 or 500/40 on each side would give you 500:150