Step-by-step explanation:
7x - 3x=5 + 7
we will plus --
10x =12
x=12÷10 or 10 /12
x=12.2
Answer:
Step-by-step explanation:
I DONT KNOW
<h2>
=
or, 
</h2>
Step-by-step explanation:
We have,

To find, the value of
= ?
∴ 
= 
= 
= 3 + 
= 3 + 
=
or, 
∴
=
or, 
I’m trying to figure this out to
Answer:
I don't know
Step-by-step explanation:
you just need to see this video
how I learned