3 years ago

What is the difference of 23× and 9×

Mathematics

1 answer:

allsm [11]3 years ago

8 0

23x and 9x are alike terms so
23x-9x
14x

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100 decreased by 50% and 150 decreased by 60%<br><br><br> Compare

sertanlavr [38]

Answer: 60% = 60/100 = 60 ÷ 100 = 0.6. 100% = 100/100 = 100 ÷ 100 = 1.

Step-by-step explanation: Decrease number by 60% of its value. Percentage decrease = 60% × 150 New value = 150

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2 years ago

Simplify<br>5/2y-1 - 6/3y-1

Kipish [7]

Answer:

Step-by-step explanation:

First Group like terms:

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Add similar elements: $5/2y-6/3y=1/2y$

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Step-by-step explanation:

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2 years ago

Read 2 more answers

If T equals 1 / r + 1 / s equals r + S over RS, then what is 1 / T in terms of R&S?

Thepotemich [5.8K]

$T=\dfrac{1}{r}+\dfrac{1}{s}\\\\T=\dfrac{1\cdot s}{r\cdor s}+\dfrac{1\cdot r}{r\cdot s}\\\\T=\dfrac{s}{rs}+\dfrac{r}{rs}\\\\T=\dfrac{s+r}{rs}\to\dfrac{1}{T}=\dfrac{rs}{s+r}$

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3 years ago