3 years ago

Twice the difference of 7 and a number is 4 times the number

Mathematics

1 answer:

iris [78.8K]3 years ago

8 0

Let the number be n.

Then 2(7-n) = 4n, or 14 - 2n = 4n, or 14 = 6n. Then n = 7/3 (answer)

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Evaluate d – 6.3 when d = 4.26.

ki77a [65]

D - 6.3

Plug in 4.26 for 'd':

4.26 - 6.3 = -2.04

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4 years ago

How many times greater is 2.125*10^4 than 1.25*10^3

suter [353]

2.125*10^4 x 10^4 / 1.25 x 10^3

= (2.125 / 1.25) x 10^(4 - 3)

= 1.7 x 10^1

= 17

Answer

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3 years ago

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sergiy2304 [10]

Answer:

This not True

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x-3=± 4 (mistakes)

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4 years ago

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grigory [225]

Answer:

12 feet

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Use the Pythagorean Theorem.

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12 feet

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3 years ago

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Savatey [412]

Answer:

t $\leq$ 24

Step-by-step explanation:

we can add 5 to both sides

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3 years ago

Read 2 more answers