Let's call this unknown number, x.
So we know that 4 and this number, x, are going to be added together and 6 is going to be subtracted from it. Therefore we can write the expression:

Since we cannot proceed any further without knowing either the value of x or what the expression equals, this is as simplified as it can be.
Answer:
The answer is probably D since red and blue combined is 30 which is greater than green and yellow combined which is 20
Thre are 52 weeks in a year
220 pounds - (1 pound)(4*52 weeks)
220 - 208
12.
Unrealistic but okay lol.
Answer:
The volume of the truck bed is 
Step-by-step explanation:
we know that
The volume is equal to

substitute the values , but first convert to an improper fractions



Find the volume

Convert to mixed number

Answer:
8-(-8) = 8+8
8-8 = 8+(-8)
-8-(-8) = -8+8
-8-8 = -8+(-8)
10-9 = 10+(-9)
10-(-9) = 10+9
Step-by-step explanation:
Remember that if the signs are equal +,+ or -,- , they are positive (+)
if the signs are different like +,- or -,+ then they are negative (-)