12-9=3
3+12+4,5=19,5
19 hours and 30 min
Step-by-step explanation:
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non static
non staticnon staticnon staticnon staticnon staticnon static
Answer:
Infinite solutions
Step-by-step explanation:
If you look at the equation, you will see that if you multiply everything by two (On the 1st equation), you get the 2nd equation. This means that the lines are the same, so infinite solutions.