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2 years ago

Two numbers total 86 and have a difference of 12. Find the two numbers.

1 answer:

4 0

Let the two numbers be x and y.

x + y = 86
+
x - y = 12
_________
2x + 0 = 98
__________

2x = 98

x = 98/2

x = 49

From x + y = 86

49 + y = 86

y = 86 - 49

y = 37

The numbers are 49 and 37.

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1.32:3 1/7 =(1.4y): 5/6

alina1380 [7]

After solving $1.32:3 \frac{1}{7}=(1.4y):\frac{5}{6}$ we get y=0.24

Step-by-step explanation:

We need to solve the ratio: $1.32:3 \frac{1}{7}=(1.4y):\frac{5}{6}$ and find value of y

Solving:

$1.32:3 \frac{1}{7}=(1.4y):\frac{5}{6}$

Converting fractions into decimals

$1.32:3.14=(1.4y):0.83$

Ratio can be written as:

$\frac{1.32}{3.14}=\frac{1.4y}{0.83}$

Now cross multiply

$1.32*0.83=1.4y*3.14$

$1.09=4.39y$

$y=\frac{1.09}{4.39}$

$y=0.24$

So, after solving $1.32:3 \frac{1}{7}=(1.4y):\frac{5}{6}$ we get y=0.24

Keywords: Ratio

Learn more about Ratios at:

#learnwithBrainly

6 0

2 years ago

a hockey goalie scores 82% of shots at the goal, about how many shots can the goalie predict he will block in 735 tries round to

icang [17]

Step-by-step explanation:

so all you have to do it devide 735÷82

4 0

2 years ago

F(x)=2x^2-x+1 find the vertex

Galina-37 [17]

The Answer fam is (1/4,7/8)

5 0

2 years ago

What would 135 represent in the data set below?

Citrus2011 [14]

C. The outlier because it doesn’t fit with the rest

5 0

2 years ago

What is the value for y?<br> Enter your answer in the box.

lapo4ka [179]

Answer:

y = 14

Step-by-step explanation:

The sum of the angles in a triangle add to 180 degrees

50 + 2x+ 5y + 10 = 180

We know that 2x = 50 since they are the base angles of sides that have the same length, they must be the same

50 + 50 + 5y+10 =180

Combine like terms

110 + 5y =180

Subtract 110 from each side

110+5y-110 = 180-110

5y = 70

Divide each side by 5

5y/5 =70/5

y = 14

6 0

2 years ago

Read 2 more answers