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kicyunya [14]
3 years ago
9

Need help with this please

Mathematics
1 answer:
Goryan [66]3 years ago
8 0

Answer:

there are 225 total coins in her collection

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What is the y-intercept of y=1.5x?
gayaneshka [121]
The y-intercept occurs when x=0.
In your equation y=1.5x, when x=0, y=0. So the y-intercept is (0,0), which is the origin.
4 0
4 years ago
Wee-Mobile is offering a cell phone family plan for its users. The breakdown of the cost of the plan per month is given below.
Stells [14]

The total cost for a 6-month plan for n lines is represented by the equation:

Cost = 660n + 100

This equation is in the slope intercept form. The coefficient of n represents the slope here.

In the given scenario the slope can be interpreted as the total variable cost for one line for a period of 6 months.

The variable costs are associated with a line are:

1) Unlimited data cost ($40 per month). So for 6 months this cost will be $240

2) Unlimited Call cost ($10 per month). So for 6 months this cost will be $60

3) Unlimited Text Message Cost ($10 per month). For 6 months this cost will be $60.

4) Cost of Phone ($300 per line)

Adding these costs up we get: 240 + 60 + 60 + 300 = $660

Thus, 660 represents the total cost per line for unlimited data, calls, text message and one phone for 6 months. Therefore, option A gives the correct answer.

8 0
3 years ago
Alice bought a 2-foot sub sandwich the sandwich was cut into 10 pieces Beth a 1/5 of a sandwich Camilla 8 3/10 of the sandwich a
Irina-Kira [14]

Answer:

7

Step-by-step explanation:

if you meant "camilla ate" instead of "camilla 8" then the answer should be 7

4 0
3 years ago
Read 2 more answers
What the power a when 5^a = 1/125
Advocard [28]

Answer:

a = -3

General Formulas and Concepts:

<u>Algebra I</u>

  • Solving Exponential Equations
  • Exponential Property [Rewrite]: \displaystyle b^{-m} = \frac{1}{b^m}

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

<em />\displaystyle 5^a = \frac{1}{125}<em />

<em />

<u>Step 2: Solve for </u><em><u>a</u></em>

  1. Rewrite:                                                                                                                \displaystyle 5^a = \frac{1}{5^3}
  2. Rewrite [Exponential Property - Rewrite]:                                                       \displaystyle 5^a = 5^{-3}
  3. Set:                                                                                                                    \displaystyle a = -3
3 0
2 years ago
What values of a, b, and c would you use in the quadratic formula for the following equation?
Agata [3.3K]
D has to be the answer mane
6 0
4 years ago
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