|x| basically means the count of how far from zero. It will always be a positive number.
So the answer is A. |-20| < 20
because 20 is not greater than 20
There are 2. you can find this out by looking at the 6 it is less than 7 so you will only have to use 2 places. i think this is what you are asking
Answer:
see below
Step-by-step explanation:
4x - 4(30-2x)=24
4x-120+8x=24
12x=144
X=12
then substitute
2(12) + y =30
y=30-24
y=6
Answer:
what are the rods? Are they the same ones as used in the diagram
Step-by-step explanation: