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The answer would be 5
The problem states 5 of the cell phones have touch screens
Answer:
The answer is 90
Step-by-step explanation:
When HI=GH
Then m<G=m<I= 45
m<H=180-(45+45)=90
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X=21
-10x= -210
------- -------
-10 -10
X= 21
The line under the -10x and -210 is a division line you would divide -10x by -10 which would cancel out the -10 and divide -210 by -10 which when you divide a negative by a negative you would get a positive which leaves you with 21.