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3 years ago

A college chemistry teacher wants to know whether taking a practice

Mathematics

1 answer:

Natalka [10]3 years ago

7 0

brainly.com/question/17278316

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18 POINTS MATH HELP PLEASE

lyudmila [28]

Answer:

yes it is safe

Step-by-step explanation:

so if you d base times hight you will get 27 witch is the degrees of witch the triangle it creates

7 0

3 years ago

Please help me It’ll help a lot

Digiron [165]

Answer:

heyy

the answers "20"

Step-by-step explanation:

Okay using the x that we have we find 40 and plug that into the graph and we have 20 :p

7 0

3 years ago

Please answer this correctly

katen-ka-za [31]

Answer:

Step-by-step explanation:

Okay so there is 32 cups in 8 quarts and he sold 6 cups Saturday and 18 cups Sunday.

Add 8+18

Subtract 24-32 to get 8

6 0

4 years ago

Read 2 more answers

If y=1/2 when x=2, find y when x=3, given that y varies directly with x

Lelu [443]

$\bf \qquad \qquad \textit{direct proportional variation}\\\\
\textit{\underline{y} varies directly with \underline{x}}\qquad \qquad y=kx\impliedby 
\begin{array}{llll}
k=constant\ of\\
\qquad variation
\end{array}\\\\
-------------------------------\\\\
\textit{we also know that }
\begin{cases}
y=\frac{1}{2}\\
x=2
\end{cases}\implies \cfrac{1}{2}=k2\implies \cfrac{1}{4}=k
\\\\\\
\boxed{y=\cfrac{1}{4}x}
\\\\\\
\textit{when x=3, what is \underline{y}?}\qquad y=\cfrac{1}{4}\cdot 3$

4 0

3 years ago

A meal costs $30 before tax and tip.

Korolek [52]

Answer:

33.48

Step-by-step explanation:

30*0.07=2.10

30-2.10=27.90

27.90*0.20=5.58

27.90+5.58

33.48

5 0

3 years ago