
Sustitución en ecuaciones con enteros y racionales
Mathematics
8th Grade
Used 6+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si x=2, resuelve x(5x+14)
24
48
28
26
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si x=8, w=5 resuelve:
85
-45
45
-85
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si x=7, w=1 resuelve:
-3
3
2
-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si x=10 , y=-8 resuelve –x – (–y) – 14
16
-12
-16
12
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si b=7 resuelve
14
49
9
-14
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si halla el valor de x=?
4
9
-8
8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si a=-13, resuelve –(–2a) + 16
10
31
-10
-31
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