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Kryger [21]
3 years ago
15

HELP PLS ITS SUBSITIUTING!!!! ILL MARK U BRAINLIEST IF ITS RIGHT. -3x + y = 2 y = x + 4

Mathematics
2 answers:
nadya68 [22]3 years ago
5 0

Answer:

(1,5)

x=1

y=5

Step-by-step explanation:

<3

Marizza181 [45]3 years ago
4 0

Answer:

(1,5)

x = 1

y = 5

Step-by-step explanation:

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Please help!!!!! It's urgent
Evgesh-ka [11]
       2b                     2a
----------------- +  -----------------
   (b+a)^2            (b^2 - a^2)

            2b                     2a
= ----------------- +  -------------------
      (b+a)(b+a)         (b+a)(b-a)

         2b(b - a) +  2a(b + a)
= ------------------------------------
           (b+a)(b+a)(b-a)


         2b^2 - 2ab  +  2ab + 2a^2
= ---------------------------------------
           (b+a)(b+a)(b-a)

         2b^2 + 2a^2
= ------------------------
        (b+a)(b+a)(b-a)

         2(b^2 + a^2)
= ------------------------
        (b+a)^2 (b-a)

Answer:

Numerator:        2(b^2 + a^2)
Denominator:    (b+a)^2 (b-a)
7 0
3 years ago
Jim and Abby each bought burgers and fries from the concession stand at the fair. Jim bought 3 burgers and 2 orders of fries for
Yuri [45]

Answer:

Step-by-step explanation:

3b + 2f = 17

2b + 4f = 18

-6b - 4f = -34

6b  + 12f = 54

8f = 20

f = $2.50 fries

3b + 2(2.5) = 17

3b + 5 = 17

3b = 12

b = $4 burger

8 0
3 years ago
Read 2 more answers
I WILL UPVOTE ALL ANSWERS
VikaD [51]
1. incorrect

2. correct

3. incorrect (?)
8 0
3 years ago
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Darnell has $1.20 in quarters and nickels. He has 8 coins altogether. How many coins of each kind does he have?
dexar [7]

Answer:

4 quarters

4 nickels

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
What's the answer to this math problem?
m_a_m_a [10]

Answer:

take the numbers and do the equation steps then fill the box in

Step-by-step explanation:

8 0
3 years ago
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