Answer:
x = 15/7
Step-by-step explanation:
-7x - 3 = 12
-7x = 12 + 3
-7x = 15
x = 15/7
Hope this helps :) Pls mark Brainliest!
The equasion has only one solution.
C=25m+75
this is simple y=mx+b (slope intercept form) b is the constant, or 75, no matter what it stays the same. m is the factor that changes, it depends on how many months yous stay with the gym.
13/14 is already in simplest form because they have no common factors.
Answer:
there were 63,000L of water initially in the pool
Step-by-step explanation:
do 900L times the first 20 minutes to find out how much water was drained during the first 20 minutes and you get 18,000L drained
then, add 18,000L plus the rest of the 45,000L of water drained from the pool to get 63,000L of water intially in the pool
