
Scientific notation for above vLue is :
Answer:
205 years
Step-by-step explanation:
E=68 years
C=E+17=68+17=85 years
D=E-16=68-16=52 years
Total=E+C+D=68+85+52=205 years
-9x=-36
divide both sides by -9
to get x by itself
to get +x
-9x/-9= -36/-9
cross out -9 and -9, then becomes -1*-1*x= x
x= -36/-9
answer:
x= 4