(-4,-4) B
just for extra space.
It doesn’t tell me what to put
Answer:
x = 17 y= -38
Step-by-step explanation:
x + y = -21
y = x - 55
It doesn't matter whether x or y is 55 less than the other right now.
<u>substitute for y:</u>
x + x - 55 = -21
<u>solve for x:</u>
2x = 34
x = 17
<u>solve for y:</u>
17 + y = -21
y = -38
1.2. If you divide 9.6 by 8, you get 9.6. To check take 8x1.2=9.6.
The total change in temperature was 28 degrees