Step-by-step explanation:
3x + 4y = 2
- (2x + 2y = 4)
=> x + 2y = -2.
2x + 2y = 4
- (x + 2y = -2)
=> x = 6.
3(6) + 4y = 2, 18 + 4y = 2, y = -4.
Hence x = 6, y = -4.
Answer: x=0.3 (continuous)
Step-by-step explanation:
Answer:
put it in pounds then i can help
Step-by-step explanation:
Answer:
-56
Step-by-step explanation:
It is often easiest to find terms of a sequence by simply writing each one based on the previous one. Here, the common ratio of -2 tells you that each term is -2 times the previous term.
The first four terms are ...
7, -14, 28, -56
The fourth term is -56.