Answer:
The temperature fell by 18 degrees Fahrenheit today.
Write a signed number to represent this
temperature change:
-18
Ali received 5 dollars.
Write a signed number to represent this change:
5
x = 8°
y = 21°
Step-by-step explanation:
27 + 3y = 90
3y = 63
x + 8x + 18 = 90
9x = 72
B. 210
800/560 = 1.42857142857
300/1.42857142857= 210
x^-13
