Answer:
x=(-19-Z)/y
Step-by-step explanation:
-19=xy+Z
-19-Z=xy
-19-Z/y=x
Answer:
x= -19/y - z/y
Step-by-step explanation:
isolate the variable by subtracting z to both sides
the equation should now be -19 -z = xy
now divide y to the other side
you should be left with x=-19/y - z/y
