Answer:
x=√10 y=√10
Step-by-step explanation:
a^2+b^2=c^2
c=√20
c^2=20
a^2+b^2=x^2+y^2
x=y
x=√10
y=√10
Hey there!
When dealing with percents, whenever you see the were is or was, it is an equal sign. Here, we see that 45% of the music she listened to was country, and 27 songs were country.
0.45x=27
Now, we solve.
x=60
Therefore, Brianna listened to 60 songs.
I hope this helps!
Answer:
0.65
Step-by-step explanation:
To get 13/20 to a decimal, the denominator needs to be multiplied by 5 to make it 100. If you multiply the denominator, you also have the multiply the numerator to make it equal. 13 x 5 is 65. The fraction is 65/100, which is 0.65 in decimal form.
Answer:
A
Step-by-step explanation:
Because when a expression or number is multiplied by another expression or number it makes a equation