3 years ago

What is -3/8 - (1/6)

1 answer:

7 0

Remove parentheses.

-3/8 -1/6

Find the Least Common Denominator (LCD) of 3/8, 1/6. In other words, find the Least Common Multiple (LCM) of 8,6.

LCD=24

Make the denominators the same as the LCD.

- 3x3/8x3 - 1x4/6x4

Simplify. Denominators are now the same

-9/24 - 4/24

Join the denominators

-9-4/24

Simplify

-13/24

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What is the value of n if 5.69× 10n = 5690000

emmasim [6.3K]

Answer:

100000

Step-by-step explanation:

Let's solve your equation step-by-step.

(5.69)(10)n=5690000

Step 1: Simplify both sides of the equation.

56.9n=5690000

Step 2: Divide both sides by 56.9.

56.9n /56.9

5690000 /56.9

n=100000

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3 years ago

Car A gets 640 miles on 20 gallons. Car B gets 390 miles on 13 gallons. Which car gets better mileage? Write the better mileage

ElenaW [278]

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3 years ago

Read 2 more answers

A 16,000 ft<br>B 8000 ft<br>C 4000 ft<br>D 150 ft

Cloud [144]

Answer:

Step-by-step explanation:

If all of the dimensions of the tank are doubled, since we live in three dimensions, the volume of the new tank will be $2^3=8$ times as large. $8\cdot 2000=16000$ feet, or answer choice A. Hope this helps!