I have a feeling, these were the answer choices you were trying to make: <span>A ∪ B = {7}
B ⊆ B
B ⊂ A Also, the second answer is the only one that's true
</span>
Answer:
/2
Step-by-step explanation:
/
=1.2422
/2=0.66 <-- not matching with the top expression.
/2=1.11<--not matching with the top expression.
/2=1.2422<-- matches!!
/3=0.91<-- not matching with the top expression.
Answer:
-3
Step-by-step explanation:
Let x equal the mystery number
Our equation will be:
x - 5 = 1 + 3x
Subtract x from both sides
-5 = 1 + 2x
Subtract 1 from both sides
-6 = 2x
Divide both sides by 2
-3 = x
False because I looked it up online
To find the total cost, you need to add these numbers together

you get 7.37 as your answer, but you need to round this to the nearest whole number.
rounding 7.37 will make it 7.
the total cost is about $7