Why when I sum the angles I don't get 180
2 answers:
You don't have all the numbers, you don't know what X equals, you need to know what X equals in order to complete the equation
5x+20+7x-80=180
12x-60=180
x=20
I think that's the answer
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Answer:
x=20
Step-by-step explanation:
hope this helps
2y=2_8
2y=_6
Divide both sides by 2 so that y can stand alone
Therefore y=_3
Answer:
4.4
Step-by-step explanation:
4 (4.4) ≥ 18 does not make sense. 4 x 4.4 = 17.6, which is not more than or equal to 18.
A= 20 cause 5-2=3 and if the top is 23 it has to be 20
This is not a function. There are multiple outputs for the same input at 
. A function only has 1 output for every input.
