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12345 [234]
3 years ago
14

Can someone help me with this please.

Mathematics
2 answers:
tatuchka [14]3 years ago
7 0

Answer:

x = 29

Step-by-step explanation:

(x + 3) + (x - 1) + (x + 1) = 90

3x + 3 = 90

3x = 87

x = 29

Scorpion4ik [409]3 years ago
4 0

Answer:

x = 29

Step-by-step explanation:

(x+3)+(x-1)+(x+1) = 90

90 = 3x +3

3x = 87

x = 29

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