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noname [10]
2 years ago
14

Anyone know how to solve by giving me not only an explanation in words but can show me the equation, to solve the problem below?

thanks
-2(w+10)=6w+12
Mathematics
2 answers:
Art [367]2 years ago
6 0
Our goal overall is to have W on one side, all by itself.
-2(w+10)=6w+12
We can automatically make it so there are no parenthesis by distributing.
-2w-20=6w+12
Let's add 2w to both sides so we can move it. We have to do it to both sides so it's equal.
-20=8w+12
Now, subtract 12 from both sides.
-32=8w
Now divide both sides by 8.
-4=w
Since we've figured out that the value of w is -4, let's plug it in to make sure.
-2(-4+10)=6(-4)+12
-12=-24+12
-12=-12
The value of w is -4.
malfutka [58]2 years ago
4 0
W=-4

Explanation 
=============
1.  Simplify the equation
-2(w+10)=6w+12 ====>-2w-20=6w+12

2.   Subtract 6w from both sides.  
-2w-20-6w=6w+12-6w ====> -8w-20=12

3.  Add 20 to both sides.
-8w-20+20=12+20 ====> -8w=32

4. Divide both sides by -8
\frac{-8w}{-8}= \frac{32}{-8} ====>w=-4


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