Za cyrkiel i ekierkę Ewa zapłaciła 4,80 zł. Cyrkiel był dwa razy droższy od ekierki. Jeśli literą x oznaczymy cenę ekierki, to:
Sprawdzian - równania

Quiz
•
Mathematics
•
7th - 9th Grade
•
Hard
Ania Kukla
Used 65+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3x=4,80
2x=x+4,80
x+2=4,80
2x+x=4,80-2x
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Wskaż równanie tożsamościowe:
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Rozwiązaniem równania jest liczba:
7
8
-7
-8
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Liczba 9 spełnia równanie:
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Wskaż równanie sprzeczne:
6.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Liczbę y zmniejszono o 25% i otrzymano 57. Zapisz odpowiednie równanie.
7.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Liczbę y zmniejszono o 25% i otrzymano 57.
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