a. Morning rain showers dropped 1/3 of an inch of rain. Later that day, another storm passed through and dropped 1/8 inch of rai
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The standard form of any linear equation with two variables is 
, where a, b, and c are constants. To convert this equation to standard form, simply subtract 
from both sides to get
We could leave it in this form, though, in this case, it might be better at if we multiplied both sides by -1 to get
We could leave it in this form, though, in this case, it might be better at if we multiplied both sides by -1 to get
QUESTION 1
The given system of equations are:
We equate the two equations to get:
When x=0,
The solution is (0,1)
QUESTION 2
The given equations are:
and
We equate both equations to get:
Group similar terms,
We put x=0 into any of the equations to find y.
The solution is (0,-1).
QUESTION 3
The given equations are:
and
We equate both equations:
Group similar terms:
This is not true.
Hence the system has no solution.