You want to try and get rid of one of the variables ( x or y) so you would multiply the second equation by 2 which would make the x variable -2x which then when added to the first equation would eliminate the x variable.
Answer: c. Multiply the second equation by 2.
Answer:
Q (8,0)
R (8,9)
S (5,0)
Step-by-step explanation:
I counted how many places is each point away from the line and then I counted the same amount of places on the other side in order to find the reflected angle.
Answer: 
Explanation:
Highlight the first digit on the very left (2). The 7 right next to it means we'll round that 2 up to a 3. Every other digit becomes a zero.
The number 27,895,168,401,112 rounds to 30,000,000,000,000 which is the number 30 trillion.
It converts to the scientific notation because we basically start with 3.0 and move the decimal point 13 spots to the right to arrive at 30 trillion as shown above.
Answer:
F = 63
Step-by-step explanation:
28/44 = F/99
28/44 x 99 = F
F = 63
