Seudónimo
Seudónimo
12-04-2016
Mathematics
contestada
5x/8 ≥ 30, solve the inequality
Respuesta :
Sofiadecredico
Sofiadecredico
12-04-2016
ok. the first thing we have to do is isolate the variable.
to undo the division we can multiply the 8 on both sides
5x/8 ≥30
×8 ×8
5x≥240
then divide to undo the multiplication
5x≥30
--- ---
5 5
x≥48
Answer Link
Exvited
Exvited
12-04-2016
[tex] \frac{5x}{8} \geq 30 \\ \\ 5x \geq 30 \times 8 \\ \\ 5x \geq 240 \\ \\ x \geq \frac{240}{5} \\ \\ x \geq 48 \\ \\ [/tex]
The answer is:
x ≥ 48
Answer Link
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