David mixed 8.65 grams of salt into a pot of soup he was cooking. Before he served the soup, David added 0.1 grams of salt. How much salt did David put into the soup in all?

a

Step-by-step explanation:

answer: the first one

step-by-step explanation: use a calculator and divide the minutes by the dollars.

answer: solve 5\cdot 2^x=2405⋅2  

x

=2405, dot, 2, start superscript, x, end superscript, equals, 240.

solution

to solve for xxx, we must first isolate the exponential part. to do this, divide both sides by 555 as shown below. we do not multiply the 555 and the 222 as this goes against the order of operations!

\begin{aligned} 5\cdot 2^x& =240 2^x& =48 \\ \end{aligned}  

5⋅2  

x

2  

x

​    

=240

=48

​

step-by-step explanation: