Answer:
Archimedes
Step-by-step explanation:
Archimedes is known as the Father Of Mathematics.
Answer:
(−5x−1)(x−2)
Step-by-step explanation:
Factor
= (−5x−1)(x−2)
You have two totals: total # of bills and total amount of $. Using x as #of 20s, and y as # of 50s, you can use the system
x+y=18
20x+50y=450
Answer:
5
Step-by-step explanation:
1) add the parenthesis (5+4)
2) You get 9
3) you take your next number (-4) and because the signs are different you subtract and take the sign of the higher number (9).
Answer:
Step-by-step explanation:
If you're talking about a square, then the area would be 40.
If you're talking about a triangle, then the area would be 20.