3 years ago

HELP A.S.A.P I WILL GIVE BRAINIEST. HELP MEEEE

Mathematics

1 answer:

topjm [15]3 years ago

3 0

Answer:

3.5

Step-by-step explanation:

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I need help with this ^

Inga [223]

Answer:

Step-by-step explanation:

17 pluse 2 is 19

180 minus 19 is 161

add all the vs you get 7

so 161 divided by 7 is 23

6 0

3 years ago

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Simplify the expression:<br> -3(6 - 1.5n)=

Tatiana [17]

Answer:

Step-by-step explanation:

Use distributive property: a*(b +c) =a*b + a*c

-3( 6 - 1.5n) = (-3)*6 - (-3)*1.5n

= -18 + 4.5n

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3 years ago

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The pressure of a gas p(v) varies inversely with the volume of the gas v. The pressure of a gas measures 25 kg/cm^2 when its vol

Mashcka [7]

$\bf \qquad \qquad \textit{inverse proportional variation} \\\\ \textit{\underline{y} varies inversely with \underline{x}}\qquad \qquad y=\cfrac{k}{x}\impliedby \begin{array}{llll} k=constant\ of\\ \qquad variation \end{array} \\\\[-0.35em] \rule{34em}{0.25pt}$

$\bf \stackrel{\textit{\underline{p(v)} varies inversely with \underline{v}}}{p(v)=\cfrac{k}{v}}\qquad \textit{we also know that } \begin{cases} p(v)=25\\ v=200 \end{cases} \\\\\\ 25=\cfrac{k}{200}\implies 5000=k\qquad therefore\qquad \boxed{p(v)=\cfrac{5000}{v}}$