Step-by-step explanation:
plot the points
0,0
1,3
2,6
3,9
if anything else is needed inform me.
You have to multiply 15 by 32 and you get 480 which means the publisher shipped 480 books to the bookstore
The scenario will will be represented by: 
The number will be -13
Step-by-step explanation:
We have to convert the given situation into the mathematical form
Let x be the number
Then
"a number plus itself"
x+x
"plus twice itself"
x+x+2x
"plus 4 times itself"
x+x+2x+4x
"is equal to -104"

This can also be written as:

Keywords: Linear Equation
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