Решение уравнений

Quiz
•
Mathematics
•
6th - 8th Grade
•
Hard
Venera Anvarovna
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Упростите выражение: 14,2( 2+Х)
14,2Х-28,2
28,4+14,2X
28,2Х+14,2
2,82+Х
2.
FILL IN THE BLANK QUESTION
2 mins • 2 pts
Два числа относятся как 4:8 .Найти эти числа, если их сумма равна144
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Какое из данных уравнений не имеет корней?
(0,75 + 3/4) х = 6
(0,75 - 3/4) х = 6
3/4 х = 24
0,75 х = 9
4.
FILL IN THE BLANK QUESTION
3 mins • 5 pts
Чему равны стороны равнобедренного треугольника, с основанием в два раза меньше его боковой стороны и периметр равен 50 см.
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Решить уравнение: 20x-76=17x+41
39
49
19
-39
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