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igor_vitrenko [27]
3 years ago
14

Im trying to raise up my grade help plz​

Mathematics
1 answer:
Molodets [167]3 years ago
7 0

Answer:

Step-by-step explanation:

2x + 2 + 5x + 3 = 180

7x + 5 = 180

7x = 175

x = 25

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4 0
3 years ago
??????????????????????????
Zinaida [17]

Answer:

D

Step-by-step explanation:

A)

3(2) + 4(-2) = -2                    2(2)-4(-2) = -8

6 - 8 = -2                              4 + 8 = -8

Correct                                 Incorrect  

B)

3(6) + 4(-5) = -2                    2(6) - 4(-5) = -8  

18 - 20 = -2                            12 + 20 = -8

Correct                                 incorrect

C)

3(4) + 4(4) = -2

12 + 8 = -2

incorrect

D)

3(-2) + 4(1) =-2                        2(-2) - 4(1) = -8

-6 + 4 = -2                                 -4 - 4 = -8

Correct                                      Correct

Best way is process of elimination

5 0
2 years ago
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