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Irina-Kira [14]
3 years ago
15

How do I solve this?

Mathematics
2 answers:
Cerrena [4.2K]3 years ago
7 0

Answer:

23

Step-by-step explanation:

put 3 in place of x and solve.

Arisa [49]3 years ago
5 0

Answer:

f(3) = 23

Step-by-step explanation:

To evaluate f(3) substitute x = 3 into the expression

f(3) = 2(3)² + 5\sqrt{3-2}

     = (2 × 9) + (5 × \sqrt{1})

    = 18 + (5 × 1) = 18 + 5 = 23

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-3x+ 20= 4x -22 what does value of x in the following equation equal
Anvisha [2.4K]
The answer to your question is x = 6
4 0
3 years ago
X = 11<br> 1-4x + y = -23<br> Solve the system of equations.
mash [69]
Y=20
You can plug in 11 for X and do the math from there on
5 0
3 years ago
Read 2 more answers
Can someone help me solve this geometry problem down below?
TiliK225 [7]

Answer:

x = 29

Step-by-step explanation:

Given that both triangles are congruent to each other, therefore, their corresponding angles are congruent as well. This means all three angles in one is the same as all three corresponding angles of the other.

Therefore:

m<CAB = m<CDE = 74°

m<ABC = 2x (given)

m<BCA = 48° (given)

Thus:

m<CAB + m<ABC + m<BCA = 180° (sum of triangle)

Substitute

74 + 2x + 48 = 180

Add like terms

2x + 122 = 180

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7 0
3 years ago
5.solve for x 6. solve for x​
Kamila [148]

<u>Answer:</u>

x=10 , x=13

<u>Steps:</u>

5.

4x+5x=180-90

9x=90

x=90/9

x=10

6.

(3x+7)+(2x+3)=180-105

5x+10=75

5x=65

x=65/5

x=13

3 0
3 years ago
Read 2 more answers
Kai pen for Ruth’s dog is 7 feet long and 6/1.3 feet wide. Her friend Ralph’s dog pen is 14 feet long and 6/1.2 feet wide. How m
rusak2 [61]

Answer:

The area of Ralph's dog pen is 2.05 times larger than the area of Ruth's dog pen.

Step-by-step explanation:

Given that the dog pen for Ruth's dog is 7 feet long and 6 / 1.3 feet wide, while her friend Ralph's dog pen is 14 feet long and 6 / 1.2 feet wide, to determine how many times larger is the area of Ralph's dog pen, the following calculation must be performed:

1/3 = 0.333

1/2 = 0.5

7 x 6.333 = X

44,333 = X

14 x 6.5 = X

91 = X

44,333 = 100

91 = X

91 x 100 / 44.333 = X

9,100 / 44,333 = X

205.26 = X

100 = 1

205.26 = X

205.26 / 100 = X

2.05 = X

Thus, the area of Ralph's dog pen is 2.05 times larger than the area of Ruth's dog pen.

4 0
3 years ago
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