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2 years ago

I need help please, super confused

Mathematics

1 answer:

Nezavi [6.7K]2 years ago

5 0

Answer:

x = 5

Step-by-step explanation:

It can help a lot to draw a diagram, if one is not provided. There is no requirement that it be drawn to scale. It just needs to be able to show the given information.

Given angle QRS is exterior to the triangle. Its measure is the sum of the two given remote interior angles:

8x -9 = (3x -11) +(3x +12)

2x = 10 . . . . . . . add 9-6x and simplify

x = 5 . . . . . . divide by 2

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If the length, width, and height of a cube all change by a factor of 7, what happens to the volume of the cube?

Mkey [24]

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Answer:

The volume is 343 times as large.

The length is 7 times as large.

Step-by-step explanation:

If the original cube has side length s, its volume is given by ...

V = s³

When the side length is changed by a factor of 7, the new volume is ...

V = (7s)³ = 7³×s³ = 343s³

The volume of the cube changes by a factor of 7³ = 343.

The problem statement tells you the length is 7 times as large.

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2 years ago

First to answer gets brainliest

nikdorinn [45]

Answer:

Step-by-step explanation:

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2 years ago

1. Simplify the expression<br> 11x + 3x

Natali [406]

Answer:

14x

Step-by-step explanation:

Step 1: Collect like terms by adding their coefficients

(11+3)x

Step 2: Add the numbers

14x

4 0

3 years ago

Read 2 more answers

Sea f(x) = 5x + 3 entonces f(6) = ?

sesenic [268]

Answer:

f(6)=33

Step-by-step explanation:

f(6)=5(6)+3

f(6)=30+3

f(6)=33

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3 years ago

The ratio of adults to students on the field trip is 3 to 5. If there are 15 students on the field trip, how many adults are the

Kazeer [188]

Answer:

There are 9 adults

Step-by-step explanation:

3:5 = x:15

3/5 = x/15

3(15) = 5x

5x = 45

x = 9 adults

3:5 = 9:15

4 0

3 years ago