Answer:
1. c 2. a 3. b
Step-by-step explanation:
Yes you would subtract but only if your subtracted it from a negetive
Answer:
5 1/3
Step-by-step explanation:
We make
4/1 divided by 4/3 = 5 1/3
Answer:
Subtracts 12-4
Step-by-step explanation:
3x+4=12
you will move 4 to the other side to make it 12-4 it is minus because the sign changes when you move it.
Answer:
150
Step-by-step explanation:
We can write a proportion to find the total amount in the choir using the information given. A proportion is two equivalent ratios set equal to each other.

We will cross multiply the numerator of one ratio with denominator of the other. And then solve for y.
24y=100(36)
24y=3600
y=150.
There are 150 students in the choir.