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miskamm [114]
3 years ago
13

GIVING BRAINIEST!!!!!!!!!!!!!!

Mathematics
1 answer:
Zinaida [17]3 years ago
7 0

Answer:

See below

Step-by-step explanation:

3x - 2 > 9 +5x \implies 3x>11+5x \implies -11 > 2x  \implies  \boxed{x

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What is the surface area of the pyramid
Setler79 [48]

Answer:

The surface area is 31.85 in.

Step-by-step explanation:

8 0
2 years ago
Will sides 4cm,5cm,13cm make a triangle ?
Katena32 [7]

Answer:

No it won't make a triangle

Step-by-step explanation:

Using pythagorean you have

4^2+5^2=13^2

Which is 41=169

To make a triangle these have to be equal so the sides won't make a triangle

5 0
3 years ago
The length and width of a rectangle are measured as 27 cm and 50 cm, respectively, with an error in measurement of at most 0.1 c
Tomtit [17]

Answer:

7.7cm

Step-by-step explanation:

Area of a rectangle is expressed as

A = Length × Width

A = LW

Let dL and dW be the errors in the measurements.

If there is an error of at most 0.1cm each in the measurement, then dL = dW = 0.1cm.

The area of the rectangle with error will be expressed as A = LdW + WdL

Given L = 27cm and W = 50cm

A = 27(0.1)+50(0.1)

A = 2.7+5.0

A = 7.7cm

Hence, the maximum error in the calculated area of the rectangle is 7.7cm

7 0
3 years ago
If you start with a number, add 2/5, then multiply by 7, the result is 6 3/10. What was the original number?
Anettt [7]
(x+2/5)7=63/10
then divide both sides by 7
x+2/5=63/70
subtract 2/5 from both sides
and x= 1/2 

*x=original number
3 0
3 years ago
Write the ordered pairs relation
EastWind [94]

Answer:

There are no ordered pairs to relate too so i will tell the relation between a pair of numbers and a ordered pair.

Step-by-step explanation:

For an ordered pairs, each point is defined by 2 values.

7 0
3 years ago
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