x by 3 added to 1 is equal to 7 by 15
pls help me with this question
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Step-by-step explanation:
x/3+1=7/15
(x+3)/3=7/15
15(x+3)=3*7
15x+45=21
15x=21-45
15x=-24
x=-24/15
x=-8/5
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