3 years ago

Answer the following above

Mathematics

1 answer:

ella [17]3 years ago

5 0

Answer:

true false true

Step-by-step explanation:

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Let x represent one number and let y represent the other number. The sum of two numbers is negative 6. If one number is subtract

GalinKa [24]

Answer:

x=7 and y=-1

Step-by-step explanation:

X+Y=6 OR X=6-Y ...(1)

X-Y=8 ...(2)

substitue X=6-Y in (2)

(6-Y)-Y=8

6-2Y=8

-2Y=8-6

-2Y=2

Y=2/-2\Y=-1 ANS.

for x, substitute Y=-1 in (1) above

X-(-1)=8

X=8-1

X=7 ANS.

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Oksana_A [137]

Answer:

Step-by-step explanation:

Quadrilateral ABCD is parallelogram, because opposite sides are congruent and adjacent sides are not perpendicular.

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sladkih [1.3K]

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