Answer:
19
Step-by-step explanation:
Plug in
Answer:
b
Step-by-step explanation:
First multiply each term by 24(the common denominator found by 8×3) to remove the fractions and make things easier.

This will give you,

Then just continue to simplify and isolate the variable.



<span>written in standard form
</span><span>
7.12 x 10^-3 = 0.00712
hope it helps</span>
Answer:
4 hours
Step-by-step explanation:
120-72=48
48÷12=4