liyahh9692
liyahh9692
21-01-2021
Mathematics
contestada
Seven times the sum of a number and 3 is 9.
Respuesta :
jonn7341
jonn7341
21-01-2021
Answer: -1.71
7(x+3) = 9 is the equation
7x+21 = 9
7x = -12
x= -12/7
x= -1.71
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