Answer:
The difference of 8 times a number r and 12 is solved for a number r and is given by 
Step-by-step explanation:
Given problem is the difference of 8 times a number r and 12
It can be written as

To simplify the above expression :
8r-12

( using addition property of equality )

(using division property of equality )

Therefore 
Therefore the difference of 8 times a number r and 12 is solved for a number r and is given by 
D. 50 mph
Going upstream takes longer because of the flow of the water
Answer: 11/16
<u>Turn 1 7/8 into an Improper Fraction</u>
Multiply 1×8 and get 8. Now add 7 and get 15.
1 7/8 = 15/8
<u>Turn 2 8/11 into an Improper Fraction</u>
Multiply 2×11 and get 22. Now add 8 and get 30.
2 8/11 = 30/11
<u>Do Keep Change Flip</u>
Keep: 15/8
Change ÷ into ×
Flip: 30/11 into 11/30
Your New Problem: 15/8×11/30
<u>Multiply</u>
15/8×11/30=165/240
<u>Simplify</u>
165/240÷15/15=11/16
Answer:
$102.00
Step-by-step explanation:
$120.00 x .15=$18.00
$120.00 - $18.00=$102.00
Answer:
-3
Step-by-step explanation:
4x + 25 = 13 ➡ 4x = 13 - 25 ➡x = -3