3) Write an expression to represent: "8 times the sum of 10, and a number"

Mathematics

2 answers:

Simora [160]3 years ago

5 0

Answer:

Step-by-step explanation:

Given the information

8 times the sum of 10 and a number

Let the number be x

Then, the sum of the number and 10 will give (x+10)

Then, 8 times the sum of 10 and the number will give

8×(x+10)

8(x+10)

Open the bracket

8x+80

Then, the expression is 8x+80

GuDViN [60]3 years ago

4 0

8 x 10 + x

X meaning the unknown variable, representing a number. Your welcome!

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Standard Form

erica [24]

$\alpha ) \\ \frac{(8x10^9)}{(2x10^4)} =4x10^5 \\ \\ \alpha ) \\ \frac{(3x10^{12})}{(6x10^9)} = \frac{1}{2}x10^{3} \\ \\ \alpha ) \\ \frac{(7.2x10^9)}{(4.1x10^-4)} = \frac{14}{4.10^{13}} \\ \\ \alpha )) \\ (3.2x10^6)+(4.1x10^8)=>> \\ \\ 
 6.10^6+4.10^8=>> \\ \\ 6000000+100000000==>>10^0$

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3 years ago

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4 years ago

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Fiesta28 [93]

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Step-by-step explanation:

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