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bija089 [108]
3 years ago
11

Sam can spend no more than $75 on school supplies. he has to spend $12 on paper and pencils. what is the maximum amount sam can

spend on a graphing calculator?
Mathematics
2 answers:
Pachacha [2.7K]3 years ago
7 0

Answer:

$63

Step-by-step explanation:

Let x represent the amount spent on graphing calculator.

We have been given given that Sam has to spend $12 on paper and pencils. The total cost of graphing calculator, paper and pencils would be x+12.

Since Sam can spend no more than $75 on school supplies, so the amount spent on school supplies should be less than or equal to 75.

We can represent this information in an inequality as:

x+12\leq 75

Let us solve for x:

x+12-12\leq 75-12

x\leq 63

Therefore, Sam can spend a maximum amount of $63 on the graphing calculator.

soldier1979 [14.2K]3 years ago
3 0
Its 63 dollars
----------------
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Step-by-step explanation:

girls: boys

18    : 12

Divide each side by 6

18/6 :  12/6

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What value is true of x makes this equation true 0.7x-5=0.2x+1
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x=12

Step-by-step explanation:

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7 0
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about 7.5 gallons of water fill up 1 cubic foot of space. how many gallons of water will fill a goldfish pool shaped like the pr
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(1.)Find the slope of the line that passes through the given pair of points. (If an answer is undefined, enter UNDEFINED.) (?a +
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Answer:

1. The slope of the line is m=\frac{-2b+3}{2a}.

2. The value of a is 18.

Step-by-step explanation:

If a line passes through two points, then the slope of the line is

m=\frac{y_2-y_1}{x_2-x_1}

(1)

It is given that the line passes through the points (-a + 3, b - 3) and (a + 3, -b). So, the slope of the line is

m=\frac{-b-(b-3)}{a+3-(-a+3)}

m=\frac{-b-b+3}{a+3+a-3)}

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The slope of the line is m=\frac{-2b+3}{2a}.

(2)

If the line passing through the points (a, 1) and (6, 5), then the slope of the line is

m_1=\frac{5-1}{6-a}=\frac{4}{6-a}

If the line passing through the points (2, 7) and (a + 2, 1), then the slope of the line is

m_2=\frac{1-7}{a+2-2}=\frac{-6}{a}

The slopes of two parallel lines are same.

m_1=m_2

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On cross multiplication we get

4a=-6(6-a)

4a=-36+6a

4a-6a=-36

-2a=-36

Divide both sides by -2.

a=18

Therefore the value of a is 18.

8 0
3 years ago
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