Answer:
x=40
Step-by-step explanation:
2x+7+x-10+63=180
3x=120
x=40
Answer:
3 1/4 + 2x ≥ 6
Step-by-step explanation:
Let X equal the remaining time she needs to practice.
You would have 2x
The combined total needs to be 6 hours or greater.
You need to add the amount she already practiced to 2x.
Now you have: three and one fourth + 2x
This needs to be greater than or equal to 6.
I hope this helps you :)
Answer:
4 + 13y
Step-by-step explanation:
Divide sales tax amount over the item's cost
23.1 / 330 = 0.07
Therefore the sales tax is 7%
Answer:
no
Step-by-step explanation: