Answer:
5) -1-3=-4 or -1+-3=-4
6) -4+3=-1
Step-by-step explanation:
Answer:
C) The song shop
Step-by-step explanation:
Divide all prices by the amount of songs purchased. example: 7.92/6=1.32
Answer:
yo is this a quiz is'int it
Answer:
-10.2n - 1
Step-by-step explanation:
We have two expressions in variable n and we have to add the two expressions.
An important thing to note is that only like terms can be added. i.e. the term with "n" can only be added or subtracted to the term with "n". Similarly a constant can only be added or subtracted to a constant.
Thus, the two given expressions add up to -10.2n - 1
Perimeter :
because there are four sides to a square and all sides are the same, the answer is 4(2x-9)
area:
area is basically length times width so the answer is (2x-9)(2x-9) or (2x-9)^2