Answer:
The answer is choice 3.
Step-by-step explanation:
I've had this equation b4
Hello there!

Explanation:
↓↓↓↓↓↓↓↓↓↓↓↓
First you had to subtract by 7 from both sides of the equation.

Simplify

Then you add by x from both sides of the equation.

Simplify

Divide by 4 from both sides of the equation.

Simplify it should be the correct answer.

Answer⇒⇒⇒x=-2
Hope this helps!
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-Charlie
Answer:
Wavelength
Step-by-step explanation:
The picture below is an example of a wavelength which is very similar.
See the file attached and let me know whether you understand the explanation.
You can use a simple linear equation to find the answer.
If x is the seconds and it’s changing at a rate of 2.25oz/sec and you start with 11.5oz
The equation would be
y=2.25x+11.5
2.25(4)+11.5=20.5