Answer:
x = 7.8
Step-by-step explanation:
2.6 + x = 10.4
-2.6 -2.6
x = 7.8
You do the inverse operations to find out x
Answer:
Sorry that is toooooooooooooooooooooo much
Step-by-step explanation:
We need to set up a system, rather than a single equation, because there are two variables involved.
The first equation represents the fact that the two numbers are in a 3:2 ratio:

The second equation represents the fact that their sum is 35:

So, we have the following system:

Using the expression for x in the first equation, the second one becomes

which implies
