Answer:
x=9 or -9
Step-by-step explanation:
the equation is:x^2-8=420-347
420-347=73
if x=9 then 81-8=73
and then 73=73
so x=9
hope this helps!
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Answer:
SPANISH TALK ENGLISH OK
Step-by-step explanation:
OKKK
Step-by-step explanation:
x and y are roughly in a linear relationship.
when x increases by 2 units, then also y increases by more or less 2 units.
when x increases by 3 units, then also y increases by more or less 3 units.
it is not precise, but a good approximation model.