3 years ago

When the sum of 7 and three times a positive number is subtracted from the square of the number, 0 results. find the number?

Mathematics

1 answer:

schepotkina [342]3 years ago

3 0

The answer is...
x^2 - (7 + 2x) = 0
x^2 - 2x - 7 = 0

You might be interested in

The standard form of five and fiffty hundredths is

mash [69]

Answer:

You could do 5 x 1 = 5

And for fifty, 5 x 10 = 50

Step-by-step explanation:

Standard form is basically a big or small equation of the numbers

standard form is the usual way of writing numbers in decimal notation, i.e. standard form = 876, expanded form = 800 + 70 + 6, written form = eight hundred seventy six

Hope it helped :)

6 0

2 years ago

How do I get the median for this question ?

strojnjashka [21]

First you arrange them by least to greatest then because u would have 2 numbers as a median you add them then divide by 2

3 0

3 years ago

I’m looking for a girl friend;)

il63 [147K]

Answer:

Wsp

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

Plz help

Molodets [167]

The irrational numbers are √10,√27,√99.

3 0

3 years ago

−4 4/5 ÷ 4 A. -1 1/5 B. -4/5 C. 4/5 D. 1 1/5

kogti [31]

Answer:

A. -1⅕

Step-by-step explanation:

$-4\frac{4}{5}\div 4 = -4,8\div 4 = -1,2 = -1 \frac{1}{5}$

I am joyous to assist you anytime.

7 0

3 years ago

When the sum of 7 and three times a positive number is subtracted from the square of the​ number, 0 results. find the number?

When the sum of 7 and three times a positive number is subtracted from the square of the number, 0 results. find the number?