Step-by-step explanation:
I've used elimination method over here but it can also be done by using substitution.
Answer:
A) |x| + 1 B) |x| - 1 C) |x+1| D) |x-1|
Step-by-step explanation:
Just follow what I wrote for other questions and you'll be fine :D
Answer:
40.67
Step-by-step explanation:
I calculated it
Answer:
1.75
Step-by-step explanation:
Divide the ounces by 16 to get the value.
If you have 8 yellow balloons for every 12 blue balloons, then if you have 20 balloons in total, 8 out of 20 of those balloons will be yellow. Then you can set up this ratio:
Then, you can use either cross multiplication or multiply the numerator and denominator by the same number to help solve for x. Personally, I prefer cross multiplication, so that's what I'll show you here:
Finally, solve for x:
If you had 100 balloons, you will have
40 yellow balloons.
Hope this helps!!