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sp2606 [1]
3 years ago
8

Please help I don’t get this:

Mathematics
1 answer:
CaHeK987 [17]3 years ago
3 0

Answer:

use half-life formula!

Step-by-step explanation:

for exponential word problems, lots of them use the half life formula.

hope this helps :)

Download pdf
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Xelga [282]

Answer:

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Step-by-step explanation:

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5 0
3 years ago
A 120-gallons (gal)tank initially contains 90 lb of a salt dissolved in 90 gal of water. Brine containing 2 lb/gal of salt flows
Anna007 [38]

Answer:

The tank will contain 202 Ib of salt when it's full.

Step-by-step explanation

To find the amount of salt in the tank at time <em>t= x(t)</em>

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To find the volume of the tank at time t

V(t)= 90+(4-3)t=90+t gal

Other solutions are found attached

Download docx
6 0
3 years ago
∠A and ​ ∠B ​ are vertical angles with m∠A=x and m∠B=4x−30 .<br><br> What is m∠A ?
Anuta_ua [19.1K]
Okay so this is just step by step hope this helps you.

4x-30=180 
180-30
4x=150
150/4
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3 0
4 years ago
What is the decimal equivalent of 27 5/8
Gala2k [10]
The equivalent is 27.625
4 0
4 years ago
HELP ME !! AND EXPLAIN HOW YOU GOT IT.
alukav5142 [94]

Answer:

<5=39

Step-by-step explanation:

<2=48

<3=93

<2 and <4 are equal to each other because they are alternate interior angles

93+48=141

180-141=39

5 0
3 years ago
Read 2 more answers
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