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Lilit [14]
2 years ago
9

Find the measure of angle A.(First solve for x, then plug it into 9x+4 to get the final answer!)​

Mathematics
1 answer:
Iteru [2.4K]2 years ago
8 0

Answer:

40 degrees

Step-by-step explanation:

Sum of all angles of triangle is 180 degrees.

So, 80+(9x+4)+(16x-4)=180

80+25x=180

25x=100 -> x=4

So angle A = 9(4)+4= 40 degrees

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Z
andrey2020 [161]
The answer is B.103 degrees
7 0
3 years ago
1 3<br> Determine the quotient of 1---<br> 3.5<br> 1-<br> 10<br> COTA<br> 9<br> OIN<br> 2-<br> 5
katen-ka-za [31]

Answer:

try asking this in. diferant form

Step-by-step explanation:

3 0
3 years ago
Use the inverse of the function y = x2 − 18x to find the unknown values. y=+/= square root of bx+c+d
likoan [24]
Y = x2 - 18x

 We look for the inverse of the function.
 To do this, let's determine the value of x:
 y = x2 - 18x
 y = (x + (-18/2)) ^ 2 - ((-18) ^ 2/4) + 0
 y = (x - 9) ^ 2 - 81
 y + 81 = (x - 9) ^ 2
 +/- root (y + 81) = (x - 9)
 +/- root (y + 81) + 9 = x
 We return the change:
 f (x) ^ - 1 = +/- root (x + 81) + 9
 Therefore, the values sought are:
 b = 1
 c = 81
 d = 9
 Answer: 
 f (x) ^ - 1 = +/- root (x + 81) + 9 
 b = 1
 c = 81
 d = 9
4 0
3 years ago
Read 2 more answers
What do you add to<br> 5 3/7 to make 8?
KATRIN_1 [288]

Answer:

2 4/7

Step-by-step explanation:

3/7+4/7= 7/7 or 1 whole

So you add that to the 5 and get 6, then you need 2 to get to 8 because 6+2=8

Hope this helped!!!

8 0
3 years ago
Read 2 more answers
I’ll mark as BRANLIEST!!
ioda

Answer: the answer is C

5 0
3 years ago
Read 2 more answers
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