3 years ago

Help pleas, i’m fr lost

Mathematics

1 answer:

Serggg [28]3 years ago

8 0

Answer:

x = 6°

Step-by-step explanation:

We know that all the interior angles of a triangle sum up to 180°.

(7x+3)°+(80°)+(55°) = 180°

(7x+3)°+(135°) = 180°

(7x+3)°= 45°

7x = 42°

x = 6°

You might be interested in

What is the solution of 3x + y = 9 and 3x − 5y = 15?

erma4kov [3.2K]

Answer:

Multiply the first equation by five to yield, 15x + 5y = 45. Add this equation to the second equation from the given,

15x + 5y = 45

+ 3x - 5y = 15

The answer would be 18x = 60. The value of x is 10/3. Therefore, the answer to this item is letter A.

Read more on Brainly.com - brainly.com/question/1504559#readmore

Step-by-step explanation:

5 0

4 years ago

If a randomizer picks seven letters from the alphabet (with repeats allowed), how many possible outcomes are there?

Virty [35]

Answer:

7×26=182

Step-by-step explanation:

I'm pretty sure that's the right answer but I just multiplied 26 by 7. Hope that helped!

7 0

3 years ago

What inverse of the function f(x)=1/4x-12

almond37 [142]

F−1(x)=4x+48 is your answer

3 0

4 years ago

Pls I beg someone to finish ALL of this :(. I’ve stayed up all night to do this but I couldn’t figure all of them out. Pls pls p

Mekhanik [1.2K]

Answer:

9. 1:53

10. 4:17

11. 2:52

12. 3:35

This should be it have a great day buddy!

8 0

3 years ago

What is the cube root of 64^12

hram777 [196]

Answer: 16777216

Step-by-step explanation:

7 0

4 years ago

Read 2 more answers