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kotykmax [81]
3 years ago
13

Please help me solve this

Mathematics
1 answer:
Minchanka [31]3 years ago
7 0

Answer:

Step-by-step explanation:

Sean buys some T-shirts for $12 each and the same number of belts for $7.50 each. Write an expression in the simplest form that represents the total amount.

So n represents the same number for t-shirts and belts.

Therefore n x 12.50 + n x 7.50 OR n(12.50+7.50)

The problem the student made was that they multiplied 12 times n plus 7.50. They forgot to multiply n times 7.50.

An expression that represents the total amount spent is 12n + 7.50n

Hope this helps!

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What is the answer to w/2 +7=w/3+9?
Cerrena [4.2K]
1. <span>Multiply both sides by </span>6<span> (the LCM of </span><span>2, 3,</span><span>)

3w + 42 = 2w + 54

</span>2. Subtract 42 from both sides

3w = 2w + 54 - 42

3. <span>Simplify 2w + 54 - 42 to 2w + 12

3w = 2w + 12

4. </span><span>Subtract 2w from both sides 

3w - 2w = 12

5. </span><span>Simplify 3w - 2w to w

w=12 

Your answer is 12</span>
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3 years ago
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What is the equation of the line that passes through the point (−8,7) and has a slope of 0?
Tresset [83]

Answer:

Answer: y=7x+22

Step-by-step explanation:

The point-slope formula states: (y−y1)=m(X−X1)

Where m is the slope and (X1,y1) is a point the line passes through.

Substituting the values from the point and the slope given in the problem allows us to write an equation for this line as: (y−8)=7(X−−2) which then simplifies to (y−8)=7(X+2)

We can also solve for y to put this equation into slope-intercept form.

The slope-intercept form of a linear equation is: y=mx+b

Where m is the slope and b is the y-intercept value.

y−8=(7×X)+(7×2) -which then simplifies to-: y−8=7x+14

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y−0=7x+22

Answer: y=7x+22

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Answer:

Step-by-step explanation:

Let q : The four sides because a rectangle has four sides.

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3 years ago
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F(-12) if f(x) = 2x + 15
Alenkinab [10]

Answer: f(-12)=-9

Step-by-step explanation:

We have the following function:

f(x)=2x+15

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f(-12)=2(-12)+15

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f(-12)=-24+15

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4 years ago
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seropon [69]

Answer: Its factored form will be

6n(n-1)(n^2-3n-3)

Step-by-step explanation:

Since we have given that

6n^4-24n^3+18n

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