During week 2, he could type 15 words per minute, at his fourth week, he could type 30. So 30-15=15. He could type 15 words faster on week 4 than he could at week 2.
Answer:
m=4
best of luck!
Step-by-step explanation:
It’s F because I took the test
Answer:
5
Step-by-step explanation:
3x -12 = -36
-36 ÷ -3 = 12
-7 + 12 = 5
Answer:
down in rate = 680-540 = 140
% change = 140*100/680 = 20.58%