Equazioni

Equazioni

6th - 8th Grade

14 Qs

quiz-placeholder

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Equazioni

Equazioni

Assessment

Quiz

Mathematics

6th - 8th Grade

Medium

Created by

Luca Torre

Used 3+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 x+1=3x +2x+1=3x\ +2 

Il passaggio successivo è

 x3x=21x-3x=2-1  

 x+3=3xx+3=3x  

 x1=3xx-1=3x  

 3x+2=x+13x+2=x+1  

2.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Cos'è la prima cosa che faccio quando ho davanti un'equazione fratta del tipo

 2x+3x+1=4\frac{2}{x}+\frac{3}{x+1}=4 

per essere sicuro che il risultato che trovo alla fine sia ammissibile?

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3x22x2x2+2x4x=31+23x^2-2x^2-x^2+2x-4x=3-1+2  

Indica il passaggio successivo

 2x=4-2x=4  

 2x=4x+31+22x=4x+3-1+2  

 2x3=1+2-2x-3=-1+2  

Nessuna delle opzioni ha senso

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 12x=612x=6  indica il risultato dell'equazione

 x=12x=\frac{1}{2}  

 2x=12x=1  

 x=6x=-6  

Nessuna delle risposte ha senso

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 3x=6-3x=6  il risultato è

x=

6.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

 (x+1)2x2=3\left(x+1\right)^2-x^2=3 

Il risultato è x=

7.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

 (x+1)(x1)x2=3\left(x+1\right)\cdot\left(x-1\right)-x^2=3 

il risultato è

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