What’s standard form again? I forgot
Answer:
6=x
Step-by-step explanation:
The cost of 1kg of coal mined from the ore is $0.0397
Data;
<h3>The Cost of 1kg of Coal</h3>
To find the cost of 1kg of coal, we can simply and equate 1 ton to its equivalent in ton and the solve.

let's write this and equate it
1 ton = $35.99
907kg = $35.99
1kg = x
Let's cross multiply both sides and solve for x

The cost of 1kg of coal is $0.0397
Learn more on proportions here;
brainly.com/question/870035
Answer:
The correct option is b.
Step-by-step explanation:
To find the number of solutions, we need to solve the equation:

Let's group all the "x" on the equation.
Now, let's solve for "x".
Therefore, the equation has one solution. The correct option is b.
I hope it helps you!