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castortr0y [4]
3 years ago
15

What is the answer (×+3) (×+7)

Mathematics
2 answers:
kap26 [50]3 years ago
6 0
x^{2} +10x+21. Use FOIL to do this.

:)
MAXImum [283]3 years ago
6 0
X2+<span>10x</span>+21<span><span><span>x2</span>+<span>10⁢x</span></span>+<span>21 is the answer</span></span>
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Find the value of x in the triangle shown below.
lawyer [7]

Answer: 42

Step-by-step explanation:

The total degrees a triangle can have is 180

180-109-29 = 42

3 0
3 years ago
2x -6y = 5<br>x+y=2<br>Solve the system of equations.<br>(17, -15)<br>(17/8, -18)<br>no solution​
yan [13]

Answer:

(17/8, -1/8)

Step-by-step explanation:

\left \{ {{2x-6y=5} \atop {x+y=2}} \right.    

the bottom equation is equivalent to x = 2-y

so I switch the value of x in the top equation to x = 2-y

and it becomes 2*(2-y) - 6y = 5

equal to 4 - 2y - 6y = 5

-8y = 1

y = -1/8

then you substitute this value in the second equation

x + y = 2 becomes x + (-1/8) = 2  

x = 2 + 1/8 = 16/8 + 1/8 = 17/8

6 0
3 years ago
Simplify 14 to the 15th power over 14 to the 5th power . (4 points)
slega [8]

An expression is defined as a set of numbers, variables, and mathematical operations. The given expression when simplified will be equal to 14¹⁰. The correct option is A.

<h3>What is an Expression?</h3>

In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.

The given expression can be simplified as shown below.

14¹⁵ / 14⁵

= 14¹⁵ × (1 / 14⁵)

Using the exponential property 1/aˣ = a⁻ˣ, we can write,

= 14¹⁵ x 14⁻⁵

Using the exponential property aˣ × aᵇ = a⁽ˣ⁺ᵇ⁾, we can write,

= 14⁽¹⁵⁻⁵⁾

= 14¹⁰

Hence, the given expression when simplified will be equal to 14¹⁰.

Learn more about Expression here:

brainly.com/question/13947055

#SPJ1

5 0
2 years ago
Find the volume plz help me I need this uwuiw
Rzqust [24]
To find the volume of a rectangular prism, we can use the equation v=wlh or volume=width*length*height.
Thus, all we need to do to solve is insert the known values into the equation.
V=3*4.4*16.75
Now solve.
V=13.2*16.75
V=221.1
The volume is 221.1 Cubic inches.
Hope this helps!
8 0
3 years ago
Jose's age in 5 years will be 1 year more than double<br> what Beatrice's age was 2 years ago.
alexgriva [62]
Answer: J + 5 = 1 + 2(B - 2)

Explanation:

8 0
3 years ago
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