Project ID:
7300020185
Accepted:
Typ:
Layout:
Question:
K dané rovnici vyber druhou, která má totéž řešení.
Questions Title:
Rovnice
Answers Title:
Rovnice
Question 1:
$$
\left( \frac{x}3 + \frac83\right) = \frac{x+11}{4}
$$
Answer 1:
$$
\frac{3x+1}{2}=2
$$
Question 2:
$$
\frac{3x+1}{5}-\frac{x+1}{3}=\frac65
$$
Answer 2:
$$
5x-1=4 \cdot (x+1)
$$
Question 3:
$$
\frac12 x -5 = 3\cdot \left( \frac{x}5-\frac32 \right)
$$
Answer 3:
$$
\frac{x+7}{2}=x+6
$$
Question 4:
$$
x-\frac{2x-47}{6} = 7+\frac{x+3}2
$$
Answer 4:
$$
3x-7=5
$$
Question 5:
$$
2\cdot (x+1{,}8)=3{,}5x-8{,}4
$$
Answer 5:
$$\frac{x}{4}=x-6$$
Question 6:
$$
0{,}2 \cdot (6x-2)=\frac{x+10}6
$$
Answer 6:
$$
x=4x-6
$$
Question 7:
$$
\frac{x}2-\frac37=\frac{x}5+2 \cdot \left(1+\frac{x}{35}\right)
$$
Answer 7:
$$
\frac{x}5=12-x
$$
Question 8:
$$
\frac{x+2}7 -\frac{3x}2=\frac9{14}-x
$$
Answer 8:
$$
7x+4=4x+1
$$