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pentagon [3]
3 years ago
7

The equation 4s + 3d = 33 is used to determine the number of sandwiches, s, and drinks, d, that can be purchased with $33. If yo

u purchase 3 drinks at $3 each, how many sandwiches will you be able to purchase?
Mathematics
1 answer:
lora16 [44]3 years ago
8 0
You will be able to purchase 6 sandwiches at $4 each.
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<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B9%7D%7B32%7D%20.%20%5Cfrac%7B5%7D%7B6%7D%20.%20%5Cfrac%7B8%7D%7B15%7D%20" id="Tex
fomenos

( \frac{9}{32}  \times  \frac{5}{6}  )\times  \frac{8}{15}  \\
Let's do the bracket part first,
and solve further as shown,
( \frac{3}{32}  \times  \frac{5}{2}) \times  \frac{8}{15}  \\  = \frac{15}{64}  \times  \frac{8}{15}  \\  =  \frac{8}{64} \\   =  \frac{1}{8}
4 0
3 years ago
Jenna wants to convert a decimal number to its octal form. Which option will she use to calculate the octal number? In the octal
Dovator [93]

Jenna wants to convert a decimal number to its octal form.

The octal numeral system is the base-8 number system, and it uses the digits 0 to 7.

To convert the given decimal number into the octal form, we have to divide the given decimal number by 8 to get its octal form as the base value of the octal number is 8.

Therefore, the complete statement is:

"In the octal number system, you need to divide a number by the base value 8 ".

3 0
4 years ago
In your own words explain how you would solve this two step equation for the variable x. 9x-7=-7
NeX [460]

Answer:

Add 7 to both sides

Step-by-step explanation:

The equation has to be just x = y

There cannot be another number on the same side as the variable

Now that we did that, the equation is 9x = 0

x = 0

Well, that was easy lol

6 0
3 years ago
Read 2 more answers
What is the slope of the line that passes through (4,-9) and<br> (1,3)?
wel

Answer:

slope = - 4

Step-by-step explanation:

calculate the slope m using the slope formula

m = \frac{y_{2}-y_{1}  }{x_{2}-x_{1}  }

with (x₁, y₁ ) = (4, - 9 ) and (x₂, y₂ ) = 1, 3 )

m = \frac{3-(-9)}{1-4} = \frac{3+9}{-3} = \frac{12}{-3} = - 4

3 0
3 years ago
Read 2 more answers
Write an expression to describe the sequence below.Then find the 10th term.<br> -19,-18,-17,-16
grigory [225]
Your answer is +1
= -19, -18, -17, -16, -15, -14, -13, -12, -11, -10, -9 and so on…
8 0
3 years ago
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