Answer:75%
Step-by-step explanation:
You know that the ratio of the television's screen is . This ratio can be also written as the following fraction:
The television shows an image with a ratio of which can be also written as a fraction:
Set up the following proportion and solve for "x":
Now, in order to find the percent of the screen area occupied make the following division:
Step-by-step explanation:
Answer:
The value of r=
The value of x=
Step-by-step explanation:
Given that,
A) 
Now,

8(2r-2)=9(7r+10)
16r-16=63r+90
-16-90=63r-16r
-(16+90)=47r
-106=47r
r=
B) 
Now,

5(x+5)=9[3(x-2)-1]
5x+25=9[3x-6-1]
5x+25=9[3x-7]
5x+25=27x-63
25+63=27x+5x
83=32x
x=
Answer:
there are no instructions
Step-by-step explanation:
pls fix ur question
4(5g+6h)
You xan remove four from each number, but no letters since they dont have any of the same.