Are there any other things that cost money that are in the equation?
Answer:

Step-by-step explanation:
Let
be the number.




Answer:
x = 4.
Step-by-step explanation:
2x + 3 = 10.
Simplify 3 - 10 = -7.
2x = -7.
Divide 2x = -7 to 4.
Hope this helps!
Have a good day ma'am/sir.
Be safe!
<span>Four-ninths of a number is (4/9)x.
</span><span> Twelve more than four-ninths of a number is (4/9)x +12.</span>
Okay so basically you add then multiply