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borishaifa [10]
3 years ago
12

HELP ME PLEASEEEEEEEE

Mathematics
2 answers:
stepladder [879]3 years ago
8 0

Answer:

x = 21

Step-by-step explanation:

3x + 18 + 4x + 15 = 180

7x + 33 = 180

7x = 147

x = 21

krek1111 [17]3 years ago
7 0

Answer:

x = 21

Step-by-step explanation:

3x + 18 + 4x + 15 =180

7x + 33 = 180

7x = 147

x = 21

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