2 years ago

2(4-8x)+6=-1 interpreting experiessions

Mathematics

1 answer:

Anestetic [448]2 years ago

8 0

Answer:

X = $\frac{13}{16}$

Step-by-step explanation:

2 (4-8x) + 6 = 1

Multiply parentheses by 2

8 - 16x + 6 = 1

add (8 + 6)

14 - 16x = 1

Move constant to right and change its sign

-16x = 1 -14

Calcualte te difference

-16x = -13

divide bot sides by -16

x = $\frac{13}{16}$

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A computer cost $800. It loses 1/4 of its value every year after it is purchased. complete the table to show the value of the co

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<h2>Answer:</h2><h2>The value after 0 years = $ 800</h2><h2>The value after 1 year = $600</h2><h2>The value after 2 years = $450</h2><h2>The value after 3 years = $337.5</h2><h2>The value after n years = computer cost at (n-1) year - $\frac{1}{4} (n-1 cost)$ </h2>

Step-by-step explanation:

The cost of computer = $ 800

It losed 1/4th of value every year.

The value of computer after 0 years = cost of computer = $ 800

The value after 1 year = 800 - ( $\frac{1}{4} (800)$ ) = $600