4x + 5 − x = 7 − 2x − 1

PREPAREM LA PROVA DE JUNY 21

Quiz
•
Mathematics
•
8th Grade
•
Medium
Vicky Huerta Sequí
Used 6+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
x = 5
x = 1/5
x = 1
x = 12/5
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2 (x - 3) + 5x = 13 - (1 - x)
3
1/3
18/8
9/4
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
x = 5/3
x = 3/5
x = - 3
x = 3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
x= 8/5
x = 5/12
x = 5/8
x = 12/5
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
La suma de tres nombres naturals consecutius és 24. Quins són aquests nombres?
3, 4, i 5
8, 9 i 19
6, 7 i 11
7, 8 i 9
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Vaig gastar un terç de la meva paga en el cinema i un quart en un entrepà. Si encara em sobren 3'75 €, quina és la paga?
7 €
9 €
12 €
20 €
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
En Miquel està en un congrés científic on han assistit 210 científics de diferents àmbits. Una cinquena part són biòlegs, quatre setenes parts són matemàtics i la resta són geòlegs.
Quina fracció del total de científics són geòlegs?
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