Answer:
-5/2
Step-by-step explanation:
4-2x-4=5
-2x=5+4-4
-2x=5
x=-5/2/-2 1/2/ -2.5
3 pounds would cost $6.75
$4.50/2 = $2.25 per pound
$2.25 x 3 = $6.75
Answer:
.009
Step-by-step explanation:
Move the decimal two places to the left for s and t
Answer: 7.3
Step-by-step explanation:
The square root of 53 is 7.28010988928, and if you round that number to the nearest tenth it is 7.3.
Answer:
Beginner. Use a paper strip coated in a pH indicating dye. Dip the strip into the water and wait for the strip to change color. ...
Intermediate. Use a pH testing kit for liquids. ...
Advanced. A digital pH meter can be used to obtain the most accurate reading of the pH level.
Step-by-step explanation: