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ioda
3 years ago
5

[IMAGE ATTACHED] PLEASE HELP!!

Mathematics
1 answer:
Kay [80]3 years ago
4 0
Answer: y=24

Explanation:
start by adding the two expressions
7y+12=180
7y=168
168/7
y=24

Plug it in/Check your work:
3(24)+5=77
4(24)+7=103
77+103=180
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