Answer:
x=9
Step-by-step explanation:
3x+y=12
3x+(-15)=12
3x=27
3/3= 27/3
x=9
Answer:she can sell 36 5-pound bags
Step-by-step explanation:
Take 272-90=182 then take 182÷5=36
Answer:

Step-by-step explanation:
To solve the expression

first we will multiply -n with each term and then find their products.
When doing multiplication the powers will be added and co-efficient will be multiplied.

Is that 1 half or is it actually 1 divided by 2