
Rovnice a soustavy

Assessment
•
Ludmila Čoupková
•
Mathematics
•
9th Grade
•
3 plays
•
Medium
Student preview

15 questions
Show all answers
1.
MULTIPLE CHOICE
2 mins • 1 pt
3 x 8 + 4 = 24 : ⊙ + 20
2.
MULTIPLE CHOICE
30 sec • 1 pt
9 x (8 - 6) = ⊙ x 5 + 3 - 20
3.
MULTIPLE CHOICE
30 sec • 1 pt
Čím je potřeba vynásobit uvedenou rovnici, abychom u neznámé x získali číslo 8?
2x - 5y = 6
4.
MULTIPLE CHOICE
30 sec • 1 pt
Máme rovnici:
x - 9y = 27
Jaký tvar bude mít rovnice, když za neznámou y dosadíme číslo 5?
5.
FILL IN THE BLANK
30 sec • 1 pt
Do uvedené rovncie dosaď za neznámou x číslo 6 a vypočítej, jaké hodnotě se rovná neznámá y.
-3x + 5y = 27
6.
MULTIPLE CHOICE
30 sec • 1 pt
Jakou rovnici získáme, když sečteme uvedené rovnice?
-10x + 4y = 15
10x - 2y = -10
7.
MULTIPLE SELECT
30 sec • 1 pt
Vyřeš soustavu rovnic:
x + y = 1
2x - 3y = 12
8.
MULTIPLE SELECT
30 sec • 1 pt
Vyřeš soustavu rovnic:
4x + 3y =5
8x + 7y = 9
9.
MULTIPLE SELECT
30 sec • 1 pt
Vyřeš soustavu rovnic:
-2x + 5y = 1
3x + 3y = 9
10.
FILL IN THE BLANK
30 sec • 1 pt
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