For this case, what you should keep in mind are the following considerations:
1) Rewrite the expressions correctly using the properties of the exponents: Addition, multiplication, division, subtraction and negative exponents.
2) Simplify the expression as much as possible.
Answer:
See attached image.
Answer:
No
Step-by-step explanation:
The computation is shown below:
In weekend, at least
hours should be practice i.e. 2.5 hours
But actual he would be practice

So he would not able to meet his goal
Step-by-step explanation:
5x = 15
x = 3
3(3)+ 2y = 9
9 + 2y = 9
2y = 0
y = 0
(3,0)
Answer:
18x
Step-by-step explanation:
9 times 2x is 18x.
Answer:
pls I don't understand can u pls expatriate