Alla områden

Arbetsblad: Ekvationssystem

Så här blir utskriften
Ekvationssystem
Nivå 1 · Substitutionsmetoden
Lös ekvationssystemen.
1.
{y=3xx+y=4\begin{cases} y = 3x \\ x + y = 4 \end{cases}
x=x =y=y =
2.
{y=2xx+y=18\begin{cases} y = 2x \\ x + y = 18 \end{cases}
x=x =y=y =
3.
{y=4xx+y=15\begin{cases} y = 4x \\ x + y = 15 \end{cases}
x=x =y=y =
4.
{y=4xx+y=30\begin{cases} y = 4x \\ x + y = 30 \end{cases}
x=x =y=y =
5.
{y=x+53x+y=17\begin{cases} y = x + 5 \\ 3x + y = 17 \end{cases}
x=x =y=y =
6.
{y=x+13x+y=21\begin{cases} y = x + 1 \\ 3x + y = 21 \end{cases}
x=x =y=y =
7.
{y=x+64x+y=36\begin{cases} y = x + 6 \\ 4x + y = 36 \end{cases}
x=x =y=y =
8.
{x=y+7x+y=25\begin{cases} x = y + 7 \\ x + y = 25 \end{cases}
x=x =y=y =
9.
{x=y+3x+y=7\begin{cases} x = y + 3 \\ x + y = 7 \end{cases}
x=x =y=y =
10.
{x=y+9x+y=15\begin{cases} x = y + 9 \\ x + y = 15 \end{cases}
x=x =y=y =
Facit
Ekvationssystem · Nivå 1 · Substitutionsmetoden
1.x=1,;y=3x = 1,; y = 3
2.x=6,;y=12x = 6,; y = 12
3.x=3,;y=12x = 3,; y = 12
4.x=6,;y=24x = 6,; y = 24
5.x=3,;y=8x = 3,; y = 8
6.x=5,;y=6x = 5,; y = 6
7.x=6,;y=12x = 6,; y = 12
8.x=16,;y=9x = 16,; y = 9
9.x=5,;y=2x = 5,; y = 2
10.x=12,;y=3x = 12,; y = 3