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riadik2000 [5.3K]
3 years ago
11

- 7 ( z - 6 ) = - 70

Mathematics
2 answers:
Inessa05 [86]3 years ago
8 0

Answer:z=16

Step-by-step explanation:

NemiM [27]3 years ago
7 0

Answer:

z=16

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

−7(z−6)=−70

(−7)(z)+(−7)(−6)=−70(Distribute)

−7z+42=−70

Step 2: Subtract 42 from both sides.

−7z+42−42=−70−42

−7z=−112

Step 3: Divide both sides by -7.

−7z /−7 = −112 /−7

z=16

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Explain how place value could be used to find the difference between 4.23 into 2.75
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For the following exercises, find the average rate of change of the functions from x = 1 to x =2.
VMariaS [17]

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Step 1 of 2

A function f(x)=4 x-3 is given.

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According to the formula of average rate change of the equation $\frac{\Delta y}{\Delta x}=\frac{f\left(x_{2}\right)-f\left(x_{2}\right)}{x_{2}-x_{1}}$

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2 years ago
Factor of 2x4+22x3+60x
horsena [70]

Remark

I don't know exactly what level you are in, but the obvious factors are

y = 2x*(x^3 + 11x + 30)


This gives one more factor somewhere around x = -11.3 . Notice that the minimum is around - 3000 or so. I don't think anyone is going to try and take this any further. My calculator figures out cubics and gives an answer of -11.23. There are two other roots but they are a complex pair.


Answer

factor 1: 2x

factor 2: x^3 + 11x^2 + 30


5 0
3 years ago
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