ShaileneV785654
ShaileneV785654
03-11-2022
Mathematics
contestada
what is 11 = –d + 15
Respuesta :
NevilleA531965
NevilleA531965
03-11-2022
Given equation:
[tex]\frac{3}{7}x+5=8[/tex]
To solve x.
[tex]\begin{gathered} \frac{3}{7}x+5-5=8-5 \\ \frac{3}{7}x=3 \\ 7\cdot\frac{3}{7}x=3\cdot\: 7 \\ 3x=21 \\ \frac{3x}{3}=\frac{21}{3} \\ x=7 \end{gathered}[/tex]
The answer is 7.
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x5 − x − 7 = 0, x1 = 1
