3 years ago

If a watch costs $40 and you must pay 7.5%sales tax , how much will the tax be?

Mathematics

1 answer:

Vladimir [108]3 years ago

6 0

The answer would be $2.82

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Marisol is painting on a canvas that has an area of 180 square inches. The length of the painting is 11/4 times the width. What

Alona [7]

Notice the picture below, see the length "l"?

well $\bf Area=l\times w\qquad 
\begin{cases}
l=\frac{11}{4}w\\
Area=180
\end{cases}\\\\
-----------------------------\\\\
thus
\\\\
180=\cfrac{11}{4}w\times w$

solve for "w", to find the width,

what's the length? well, l = 11/4 w

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3 years ago

За – 6а + 2 = 8а + 20 – 5а

Luda [366]

Answer:

a = -3

Step-by-step explanation:

3a - 6a + 2 = 8a + 20 - 5a

Combine Like Terms

-3a + 2 = 3a + 20

-2 -2

-------------------------------------

-3a = 3a + 18

-3a -3a

-------------------------------------

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---- ----

-6 -6

a = -3

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2 years ago

Khan Academy math question. Just answer the picture

MrRissso [65]

Answer is 175
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Hope this helped

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3 years ago

Rewrite the proportion 7:21 = 3:9 as a proportion using fractions.

Inessa [10]

Answer:

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Step-by-step explanation:

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3 years ago

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If 6 plates cost 52.80 and 11 plates cost 96.80. What is the cost per plate

Rama09 [41]