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3 years ago

9

In a store, 1 can of soup costs $1.80.

1 answer:

Anvisha [2.4K]3 years ago

5 0

It would be $13.52 for 11 cans of soup

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Suppose y varies directly with x. If y = -4 when x = 8, what is the equation of direct variation?

tresset_1 [31]

$\bf \qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad y=kx\impliedby \begin{array}{llll} k=constant\ of\\ \qquad variation \end{array} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \textit{we also know that }~~ \begin{cases} y=-4\\ x=8 \end{cases}\implies -4=k(8)\implies \cfrac{-4}{8}=k\implies -\cfrac{1}{2}=k \\\\[-0.35em] ~\dotfill\\\\ ~\hfill y=-\cfrac{1}{2}x~\hfill$

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3 years ago

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Witch of the following Represents the distance between 4/3 and 1/3

marishachu [46]

Answer:

1

Step-by-step explanation:

3 0

3 years ago

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Which linear equation represents a line with a slope of -7 and a y-intercept of 12

notka56 [123]

Answer:

<u>Answer</u><u> </u><u>→</u><u> </u><u>y</u><u> </u><u>=</u><u> </u><u>-</u><u>7</u><u>x</u><u> </u><u>+</u><u> </u><u>1</u><u>2</u>

Step-by-step explanation:

General equation of a line:

$\hookrightarrow \: { \tt{y = mx + c}} \\$

m is the slope
c is the y intercept

From the question;

m is -7

c is 12

${ \tt{y = - 7x + 12}}$

4 0

3 years ago

2t - 5 = -10 what is t

jenyasd209 [6]

The answer is -.2.5 hope that help

6 0

3 years ago

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Find the value of the formula using the numbers given <br> B=8x+9b when b=1.25 and x=2.25

Pavlova-9 [17]

Answer:

29.25

Step-by-step explanation:

(8 x 2.25) + (9 x 1.25)

18 + 11.25

29.25

i hope this helps

4 0

3 years ago