Answer:
-2
Step-by-step explanation:
Took the test
Answer: Yes
Step-by-step explanation:
The ratios of number found to the number of days are all equal to 14 fossils per day.
(Plus I just did this and got it wrong but saw the right answer which is this)
Answer:
substitute y in the other equation
Step-by-step explanation:
so for 10.1 substitute the x+3 in for y in y+x+1 bc thats what the first equation tells you. So then you would have x+3=x+1, so then you would solve and would get x+2=x which is obviously not true so you would say : the lines intersect or whatever your teacher said to say
but if the equation is true then you plug that variable in for either of the equations and then you have the other variable (sorry if that makes no sense)
Answer:
7/23
Step-by-step explanation:
3 2/7 - so 7 times 3 is 21, plus the extra 2 is 23, so it then becomes the improper fraction 23/7, which switched becomes 7/23