Answer:
10. 7 + 4a
11. 7a + 4
12. 12a - 4
13. 14(a - 4)
14. 2a + b
15. 2(a + b)
16. 1/3x - 5
17. 3x/8
18. ab / a+b
Step-by-step explanation:
Let x be the number.
Can't explain, I need to do homework.
Hope this helps :)
Answer:
1,042
Step-by-step explanation:
15(100) + 5d+ 20(50) + 7d=d
1500+ 1000+ 12d=d
2500+12d=d
120/15=8.
What that means is that for every 8 feet, there's 1 inch added to the scale drawing. Good luck!
Hey there!
Pi is the ratio of a circle's circumference to it's diameter. Pi is infinite and never-ending. It is represented by the symbol π and is equal to approximately 3.14159. However, it is substituted to 3.14 when using the Pi function on a calculator.
Thank you!