In order to solve the system by elimination method, you would first:
x + y = - 3
x - y = - 5
a) Subtract both of the equations to eliminate y terms to find the value of y.
b) Subtract both of the equations to eliminate y terms to find the value of x.
c) Add both of the equations to eliminate y terms to find the value of x.
d) Add both of the equations to eliminate x terms to find the value of y.
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