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denis23 [38]
2 years ago
5

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

ed from the​ other, their difference is 8. Use the given conditions to write a system of equations. Solve the system and find the numbers.
Mathematics
1 answer:
GalinKa [24]2 years ago
7 0

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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Annies car used 100 cups of gasoline during a drive he paid $3.12 per gallon for gas. how much did the gas cost ?
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You draw one card from a standard 52-card deck. In how many ways could the card be face card or a six?
Nady [450]
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3 years ago
Phil can afford $200 a month for 5 years for a car loan. if the interest rate is 7.5 percent, how much can he afford to borrow t
madreJ [45]
200 per month for 5 years = 12,000
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So, how do we solve for the PRINCIPAL?
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principal = Total - Total * ((1 +r)^-n) / r * n
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6 0
3 years ago
Read 2 more answers
What is the length of RU?
marta [7]

Answer:

Length of RU is 20 units.

Step-by-step explanation:

In ΔRSt and ΔRUT,

ST ≅ TU [Given]

RT ≅ RT [Reflexive property]

∠RTS ≅ ∠RTU [Both the angles are the right angles]

ΔRTS ≅ ΔRTU [By SAS property of congruence]

Therefore, RS ≅ RU [By CPCTC (corresponding parts of the congruent triangles are congruent]

8x = 6x + 5

8x - 6x = 5

2x = 5

x = 2.5

Length of RU = (6x + 5)

                      = 6(2.5) + 5

                      = 15 + 5

                      = 20

Length of RU is 20 units.

7 0
3 years ago
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