1)
The opposite of -8 is 8
2)
The opposite of 19 is -19
She divides it into 4 bags ...
1/2 ÷ 4 = 1/2 x 1/4 = 1/8 pound
There is 1/8 pound of trail mix in each bag.
| 1 2 ||x| = |4| - | 3 -1 ||y| |6| <span>-3 | 1 2||x| = |4| </span>
<span>| 3 -1||y| |6| </span>
<span>|-3 -6||x| = |-12| </span>
<span>| 3 -1||y| |6 | </span>
<span>| 0 -7 ||x| = | -6 | </span>
<span>| 3 -1 ||y| | 6 | </span>
<span>y = 6/7 </span>
<span>x = 16/7</span>
Answer:
0.15
Step-by-step explanation: