a) $x+\frac{5}{12}=2$ |
1
|
||
b) $16,3-x=9$ |
$16,3-$
7,3
$=9$ |
||
c) $1,4+x=3\frac{9}{10}$ |
$1,4+$
2
|
||
d) $4\frac{1}{2}=4+x$ |
$4\frac{1}{2}=4+$
|
||
e) $3\frac{5}{6}-x=2\frac{1}{6}$ |
$3\frac{5}{6}-$
1
|
C
$5\frac{1}{3}+x-5=7\frac{5}{6}$ |
A
|
B
|
N
$\mathcal{R}=\{7,4\}$ |
P
$\mathcal{R}=\{7,25\}$ |
N
$\mathcal{R}=\{7,1\}$ |
N
$\mathcal{R}=\big\{6\frac{1}{4}\big\}$ |