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Rzqust [24]
3 years ago
12

Question in the file below. (Khan Academy)

Mathematics
2 answers:
vitfil [10]3 years ago
5 0
We can suggest this equation.
(6x+x)+(6x+x)+110º+110º=360º
7x+7x+220º=360º
14x=360º-220º
14x=140º
x=140º/14
x=10º

Answer. x=10º
blondinia [14]3 years ago
5 0
Work is attached. :D


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10/12 + 1/4 please help me
BartSMP [9]

Answer:

Here you go, hope this helps

Step-by-step explanation:

Exact form: 13/12

Decimal form: 1.083 repeating

Mixed Number form: 1 1/12

3 0
2 years ago
Read 2 more answers
-12<-6x please help
pishuonlain [190]
-12 < -6x

-12/-6 > x    divide both sides by -6

12/6 > x      two negatives makes a positive

2 > x            simplify

x < 2           
switch sides

hope this helps, God bless! 
6 0
3 years ago
On Saturday,16,048 people visited the city zoo.1/8 of the people who visited were senior citizens.1/8 were infants.1/4 were chil
MrRissso [65]

Answer:2006 senior

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4012 children

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Step-by-step explanation

16048 x 1/8= 2006

16048 x 1/4 = 4012

16048 x 1/2= 8024

6 0
3 years ago
Write the cross products for the proportion s/t= u/v
Brrunno [24]

Hello from MrBillDoesMath!

Answer:

sv = tu


Discussion:

For the case of a proportion the "cross product" refers to the products of the "extremes" equaling the products of the "means".  As (s,v) are the extremes and (u.t) the means, this gives sv = tu


 

Thank you,

MrB

8 0
3 years ago
To find the product 3/7 x 4/9, Cameron found the GCF of 3 and 9. He then multiplied the fractions 1/7 and 4/9 to find the produc
GuDViN [60]
He should have found the GCF of 7 and 9, not 3 and 9.
8 0
3 years ago
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