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antiseptic1488 [7]
2 years ago
14

Plz help me with 13-16

Mathematics
1 answer:
svetlana [45]2 years ago
6 0

Answer:

13) x = 10

14) x = 22

15) x = 12

16) x = -15

Step-by-step explanation:

13) 4x+5x=9x;90/9=10

14) 45-1=44;44/2=22

15) 37-1=36;36/3=12

16) -54+26=-28;x-28=3x+2;x=-15

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3 years ago
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Step-by-step explanation:

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