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Anna [14]
3 years ago
8

(2k + 3k) + ( 9k - 7k + 8)

Mathematics
2 answers:
V125BC [204]3 years ago
8 0
5k+2k+8

the answer is 7k+8
tamaranim1 [39]3 years ago
5 0
(2k + 3k) + (9k - 7k + 8)
(5k) + (2k + 8)
7k+8

7k + 8 is the answer
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What is 88 divided by 11
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Answer:8

Step-by-step explanation: 8x11=88

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4 years ago
A figure has an area of 64 unit square which describes the area of the figure after a dilation with a scale factor of 3/2
eduard

Answer:

It's 144 units^2

Step-by-step explanation:

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7 0
3 years ago
Y = 1/2x +10 y = 4x - 4 solve by graphing
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Answer:

(4,12)

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4 0
3 years ago
Choose the equation below that represents the line passing through the point (−2, −3) with a slope of −6.
Daniel [21]
Y=mx+b where m=-6, x=-2, and y=-3. Substituting these values in would result in -3=(-6)(-2)+b, which would simplify to -3=12+b, and further to b=-15. This would mean the y intercept is equal to -15, or (0,-15). To check, (-6)*(-2)-15 is in fact equal to -3, thus allowing easy identification of a graph, which will cross the y axis at -15 and decrease in y-value by 6 with every increase in x-value.
7 0
3 years ago
Use the function f(x) to answer the questions.
frutty [35]

<u>Part A</u>

<u />-16x^2 + 60x+16=0\\\\4x^2 - 15x-4=0\\\\(4x+1)(x-4)=0\\\\x=-\frac{1}{4}, 4

<u>Part B</u>

The vertex of the graph will be a maximum because the leading coefficient is negative.

The x coordinate of the vertex is -\frac{60}{2(-16)}=\frac{15}{8}.

When x=15/8, f\left(\frac{15}{8} \right)=\frac{289}{4}.

So, the vertex has coordinates \left(\frac{15}{8}, \frac{289}{4} \right)

<u>Part C</u>

Plot the two x-intercepts and the vertex and then draw a curve in the shape of a parabola passing through them.

The graph is in the attached image.

3 0
2 years ago
Read 2 more answers
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