All categories

4 years ago

(x+2)2=3(x+2) Foil method

2 answers:

5 0

You have to distribute...
(2)(x) + (2)(2) = (3)(x) + (3)(2) =
2x + 4 = 3x + 6

Then solve for x...
2x + 4 = 3x + 6
-2x -2x
4 = 1x + 6
-6 -6
-2/1 = 1x/1
-2 = x

Rainbow [258]4 years ago

3 0

First you distribute and then you solve which gives you x=-2.
Hope this helps.

You might be interested in

HELP PLEASE 40 Points both questions please

Anit [1.1K]

The answer for this is C.

4 0

3 years ago

Classify the real number. <img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B15%7D%20" id="TexFormula1" title=" \sqrt{15} " alt="

lilavasa [31]

Answer:

<h2>Irrational </h2>

Step-by-step explanation:

Firstly, 

According to rational and irrational,

$\sqrt{15} \: is \: irrational$

Since,

Natural numbers, Whole Numbers and Integers all come under Rational number.

Hence,

 $\sqrt{15}$ 

Is an irrational number. 

5 0

3 years ago

If 5 x 6 = 20+y. what is the value of y? Select one: 10, 6 ,5 ,30

AlladinOne [14]

Answer:\

y=10

Step-by-step explanation:

5 times 6 to 30

30=20+y

Subtract 20 from both sides.

30-20=y

Simplify 30-2o to 10.

10=y

y=10

4 0

3 years ago

Can a chord also be classified as a radius? Explain your answer.

aalyn [17]

No
A chord is a straight sediment that joins two points of the circumference. The radius goes from the center of the circle, which is not on the radius.

6 0

4 years ago

What percent of 87% = 38.28

dlinn [17]

Given data:

Assume the number is x.

The given expression is,

$\begin{gathered} x\times\frac{87}{100}=38.28 \\ 87x=3828 \\ x=44 \end{gathered}$

Thus, the given number is 44.

8 0

1 year ago