Answer:
8y-15
Step-by-step explanation:
-y-3(-3y+5)
-y+9y-15
8y-15
Answer:
1. 3.81 x 10^2
2. 2.571428 × 10^1
3. 5x10^2
4. 1.09 x 10^-6
5. 2x10^-5
Step-by-step explanation:
Make sure to put a line over the numbers that have decimals.
One reason would be if you did not know the answer so you could do
4-5=x
another reason would be if the problem gave you the answer but not one of the things to get the answer
4-x=-1
not sure if that is what you want but I hope this helped
Answer:
1. 0=0
2. 0=17
Step-by-step explanation: