I'm sorry try to reread what you learnt in class
I'm not up to this yet
C. -5.4 -17.6+12.2= -5.4 because -17.6 goes first in the calculator but also its a negative
(a)
The unknown information is the amount of potting soil Emmanuel bought last week.
(b)
40 lb of potting soil is 4 lb more than 3 times p (the amount of potting soil he bought last week).
The equation:

(c)

The solution to the equation is 12.
(d)
Last week Emmanuel bought 12 lb of potting soil.
Answer:
Step-by-step explanation:
soution
3^1=x+2
3=2+x
3-2=x
1=x
x=1