A first number plus twice a second number is 1. Twice the first number plus the second totals 23. Find the numbers.
1 answer:
X=15
Y= -7
Remember to form simultaneous equations with the information given
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Answer:
22%of 2346 is 516.12 which would be 516 persons
You need multiply 5 for 9
5x9=45
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Answer:
3.5
Step-by-step explanation:
the original probability is 7/6 favoring odd
Answer:
Okay
Step-by-step explanation:
Answer:
97.96 cm
596.14 cm²
Step-by-step explanation:
sides become:
- 30 cm ⇒ 16 cm
- 25 cm ⇒ 11 cm
and added corners:
- 4*2πr/4= 2πr = 2*3.14*7 cm= 43.96 cm
then perimeter is:
- P= 2*16+2*11+43.96= 97.96 cm
the area left is:
- A= 30*25- 4*1/4*3.14*7²= 596.14 cm²
