3 years ago

1. What are metric units ?

1 answer:

5 0

Answer:The metric system is a system of measurement that succeeded the decimal system based on the metre introduced in France in the 1790s

Step-by-step explanation:

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Simplify (8x^3-5x-1)-(7x^2+6x-10)

irakobra [83]

Answer:

8x^3-7x^2-11x+9

Step-by-step explanation:

(8x^3-5x-1)-(7x^2+6x-10)

remove unnesasary ( )

8x^3-5x-1 -(7x^2+6x-10)

the distribute

8x^3-5x-1 -7x^2-6x+10

combine like terms

8x^3-11x+9-7x^2

use the communative property to reorder the equation

8x^3-7x^2-11x+9

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3 years ago

Noah says to find 20% of a number he divides the number by 5. Is this true explain your answer

Nutka1998 [239]

Answer:

yes

Step-by-step explanation:

note that 20% = $\frac{20}{100}$ = $\frac{1}{5}$

Hence to find 20% of a number, dividing the number by 5 is correct

20% of £30 = $\frac{30}{5}$ = £6

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umka2103 [35]

Answer: x-5+5+5

Step-by-step explanation:

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Step-by-step explanation: I used Desmos

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Ilya [14]

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Step-by-step explanation:

what's the difference between 35 and 45 .

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3 years ago

1. What are metric units ?​

1. What are metric units ?