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Ostrovityanka [42]
2 years ago
15

Help please and thank you

Mathematics
2 answers:
noname [10]2 years ago
5 0

Answer:

<u>A) 7</u>

Step-by-step explanation:

180-60=120

120-75= 45

45-3=42

42/6= 7

<u>A</u><u>)</u><u> </u><u>7</u>

Darya [45]2 years ago
3 0

Answer:

a

Step-by-step explanation:

a triangle has 180 degrees in total

so adding the angles altogether we get 180

set the equation up like this

6x + 3 + 75 + 60 = 180

and then combine like terms

6x + 138 = 180

then subtract

6x = 42

and then finally divide

x = 7

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