Answer:
7x-7y=14
x=3 and y= 1
i think :)
Step-by-step explanation:
Where the blue scribble is!
The rules of significant figures are: 1. all non zeros are significant. 2. trailing zeros are significant. 3. zeros between non-zeros are signifincant. Hence, applying these to the given.
A. 4 sig figs
B. 1 sig fig
C.6 sig figs
D.1 sig fig
8x + 4y = 20
4y = 20 - 8x
y = 5 - 2x
Answer: The answer should be 3.
Step-by-step explanation: You plug in 2 instead of X and that’s it. Then you calculate your equation, and receive your answer.
