Question

13) -4= -b -1/3b and -23/3= 1/2a + 5/3a

Answer 1

-4=-1b-(1/3)b

-4=-(4/3)b

-4/-(4/3)=b

b=3

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(1/2)3+(5/3)2

3/6+10/6=13/6

-23/3=13/6a

(-23/3)/(13/6)=a

a=-46/13