To know the initial amount of the radioactive substance, you should read the graph in the y - axis when the x = 0, because at x = 0 this means the intial point of the graph or the initial amount of the substance. so at x = 0 the y = 45 so the initial amount is 45 g
Maybe try to take another pic of the paper so I can see the rest of the question. Then I can try to figure it out. :)
Answer:
Step-by-step explanation:
Answer:
A number that has a greater absolute value then -10 is -15
Step-by-step explanation:
the absolute value basically means to make the negative number a positive.
B. is the answer because they have 2 variables that you need to combine “combine like terms”