KadaLearns
06.07.2019 •
Mathematics
Obicicleta si un calculator costa impreuna 3708 lei iar un televizor si un calculator costa impreuna 14298 lei .care este diferenta de pret dintre o bicicleta si un televizor? dau coroana
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Ответ:
The question in English is
A bicycle and a computer cost 3708 lions together, and a TV and a computer cost a total of 14298 lions. What is the difference in price between a bicycle and a TV?
Let
x-------> the cost of a bicycle
y-------> the cost of a TV
z-------> the cost of a computer
we know that
Subtract equation A from equation B
therefore
the answer is
the difference in price between a bicycle and a TV is
Ответ:
-(-4)^2+7(-2)^4-2(-3)^3
= -(16)+7(16)-2(27)
= -16+112-54
=-70+112
=42