isaiahcooper69
isaiahcooper69
08-03-2021
Mathematics
contestada
Can anyone help solve step by step?
Respuesta :
Diminchan
Diminchan
08-03-2021
Answer:
x=8
Step-by-step explanation:
a=8x-13
b=13x-65
a+b=90
8x-13+13x-65=90
21x=168
x=8
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