Answer:
28 and 12
Step-by-step explanation:
The sum of two numbers is 40 and the difference is 16. What are the number? x+y=40 Substitute for x from above. (y+16)+y=40 Subtract 16 from each side.
Answer: Aaron was at the sitter for 5 hours
Step-by-step explanation:
12x + 10 = 58
the 12x is for each hour after the first hour and the 10 is the first hour
-10 from each side
12x = 48
/12
x = 4
4 additional hours plus the original hour
Answer:

Step-by-step explanation:
Given the function:

To find:
The value of
= ?
Solution:
means the values of
as:

Let us put the given values in the given function and let us solve for it:

Therefore, the answer is:

Answer:
=1 2/3
Step-by-step explanation:
Remove parentheses so it’s 10q-12q-7q=15
Collect the terms so it’s -9q=15 then divide both sides by -9
Answer:
Use ur brain and a calculator
Step-by-step explanation: Install a calculator on ur laptop. Put ur thinking cap on. :) Hope this helps!