Each girl will get 4 tangerines
Answer:
1/10
Step-by-step explanation:
1/2 * 1/5
Multiply the numerators
1*1 = 1
Multiply the denominators
2*5 =10
Numerator over denominator
1/10
Y = 172.972972972...
You need to isolate the variable, y. To do this, you need to divide both sides of the equation by 0.74. This gives you your final answer.
Lets say the 3x3 Matrix is
M = [1 5 2 ]
[1 1 7 ]
[0 -3 7 ]
We apply the Gauss-Jordan elimination method
(Procedure and result shown in the image below)