3 years ago

Item 22 Solve |3h+1|=7h.

Mathematics

1 answer:

Law Incorporation [45]3 years ago

8 0

your answer should be h=1/4

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What is the solution of 7<5-2x<17

Yakvenalex [24]

Step Number 1. Subtract 5 from the whole equation.

$7-5\ \textless \ -2x\ \textless \ 17-5$

Step Number 2. Simplify

$2\ \textless \ -2x\ \textless \ 12$

Step Number 3. Divide the whole equation by -2

$-1\ \textgreater \ x\ \textgreater \ -\frac{12}{2}$

Step Number 4. Simplify

$-1\ \textgreater \ x\ \textgreater \ -6$

Done! :)

5 0

3 years ago

Perform the indicated operation and simplify the result. Leave your answer in factored form.

vladimir1956 [14]

Answer:

$\frac{x}{y} \frac{5x}{\frac{x^{2} -4}{\frac{8x}{x+2} } }\\\\=\frac{5x(x+2)}{8x(x^{2} -4)}\\\\=\frac{5(x+2)}{8(x+2)(x-2)}\\\\=\frac{5}{8(x-2)}\\\\=\frac{5}{8}.\frac{1}{x-2}$