Answer:
2/6,
Step-by-step explanation:
The answer is 8.9 units
4^2+8^2=x^2
80=x^2
8.9≈x
Where is the quadrilateral I need a picture so I can answer
2 times 2=4
multiply first equation by 2 to get
-4x+6y=12
then add to get
-4x+6y=12
<u>4x-2y=8 +</u>
0x+4y=20
4y=20
y=5
sub back
-2x+3y=6
-2x+3(5)=6
-2x+15=6
-2x=-9
x=9/2=4.5
the number to multiply by is 2
please refer to this image
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