Answer:
-15
Step-by-step explanation:
-3(-4-5x)= -18
12+15x= -18-12
15x= -30
x= -30÷15
x= -15
Answer:
7x+9
Step-by-step explanation:
f(x)=7x-5
g(x)=x+2
f[g(x)]= Substitute g(x) in for x in the function f(x)
=7(g(x))-5
= 7( x+2) - 5
Distribute
= 7x+14 - 5
Combine like terms
=7x +9
Answer:
The change of concentration surely made the difference since the last drink contained more juice with respect to the water
Step-by-step explanation:
The concentration of a drink
We can know how much of a certain ingredient there is with respect to the entire mix. This is known as the concentration and is commonly expressed in percentage %
Sylvia and her friends made a drink with 6 quarts of pineapple juice in 4 quarts of sparkling water. The total quantity of water is 10 quarts, so the concentration of pineapple juice is

The next week, their drink consisted of 5 quarts of pineapple juice and 3 quarts of sparkling water, so the new concentration is

The change of concentration surely made the difference since the last drink contained more juice with respect to the water
Im not giving out direct answers cause math is my weak point but to find the volume multiply the width with the length and with the height all together to find it.<span />
Answer: 49 Miles
Step-by-step explanation:
You would add the original 15 miles to the 34 to get 49 in total.
49 Miles is how much you've walked.