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Brut [27]
3 years ago
12

What is the value for y? Enter your answer in the box. y =

Mathematics
2 answers:
ivolga24 [154]3 years ago
7 0

Answer:

The value of y is 14.

Step-by-step explanation:

To find : What is the value for y?

Solution :

As shown in the figure given,

The triangle given is an isosceles triangle as two sides are equal.

By property of isosceles triangle the two opposite angles are equal.

So, 2x^\circ=50^\circ

By property of triangle sum of angle of triangle is 180°.

So, 2x^\circ+50^\circ+(5y+10)^\circ=180^\circ

50+50+5y+10=180

110+5y=180

5y=70

y=\frac{70}{5}

y=14

Therefore, the value of y is 14.

prisoha [69]3 years ago
4 0

Answer:

y=14

Step-by-step explanation:

a=b. so c would be 80

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Simplify -20y+30/ -2y+6
balu736 [363]

Answer:

− 3 5 + 6

Step-by-step explanation:

p.s. give me crown please

4 0
3 years ago
Miko has a vast collection of books in her library. English books make up
k0ka [10]

Answer:

168 books

Step-by-step explanation:

Given

English = \frac{3}{8}

Chinese = \frac{5}{7} of the remaining books

Required

Determine the total number of books

If the proportion of the English books is 3/8, the the remaining is:

Remaining = 1 - English

Remaining = 1 - \frac{3}{8}

Take LCM

Remaining = \frac{8 - 3}{8}

Remaining = \frac{5}{8}

From the question, we understand that:

Chinese = \frac{5}{7} of the remaining books

This means:

Chinese = \frac{5}{7} * \frac{5}{8}

Chinese = \frac{5*5}{7*8}

Chinese = \frac{25}{56}

From the question, we also understand that 75 are Chinese books.

The total number of books can then be calculated using:

Chinese = \frac{25}{56} * Total

Substitute 75 for Chinese

75 = \frac{25}{56} * Total

Make Total the subject:

Total = \frac{56 * 75}{25}

Total = \frac{4200}{25}

Total = 168

7 0
3 years ago
(2x^2 + 3x - 1) + (3x^2 - 5x + 2)
notsponge [240]

Answer:

5x^{2} -2x + 1

Step-by-step explanation:

Combine like terms

I also graphed the function below, if you need it!

If this answer is correct, please make me Brainliest!

7 0
3 years ago
(−4)−(−2)–{(−5)–[(−7)+(−3)–(−8)]}<br> Thanks 90 POINTS!!!!
storchak [24]

Answer:

1

Step-by-step explanation:

(−4)−(−2)–{(−5)–[(−7)+(−3)–(−8)]}

PEMDAS

Work from the inside out

Change subtracting negatives to adding

(−4)+2–{(−5)–[(−7)+(−3)+8)]}

(−4)+2–{(−5)–[(-2)]}

(−4)+2–{-5+2}

(−4)+2–(−3)

Changing to adding

(−4)+2+3

-2+3

1

8 0
3 years ago
Read 2 more answers
Solve the equation for x:<br><br> X+4/X+9 =6/5
dlinn [17]

Equations are used to represent equal expressions.

The value of x in \frac{x + 4}{x + 9} = \frac 65 is -34

The equation is given as:

\frac{x + 4}{x + 9} = \frac 65

Cross multiply

5 \times (x + 4) = 6 \times (x + 9)

Apply distributive properties

5 \times x + 5 \times 4 = 6 \times x + 6 \times 9

Evaluate all products

5x + 20= 6x + 54

Collect like terms

6x - 5x = 20 - 54

x = -34

Hence, the value of x is -34.

Read more about equations at:

brainly.com/question/17071169

5 0
2 years ago
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