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MAXImum [283]
3 years ago
6

Simplify the expression: 10z+5z+2z

Mathematics
1 answer:
Rufina [12.5K]3 years ago
7 0
The simplified expression is 17z
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Which is true about the solution to the system of inequalities shown? y > 3x + 1 y < 3x – 3 On a coordinate plane, 2 solid
Novay_Z [31]

The true option about the solution to the system of inequalities shown is  B. The second line has a positive slope and goes through (0, negative 3) and (1, 0).

<h3>How to explain the inequality?</h3>

Plot these ordered pairs on a coordinate plane and connect them by straight lines.

The sign of both inequalities is "<"which means both lines are dotted and everything below the lines is shaded.

From the below graph it is clear that all values are satisfied.

Learn more about inequality on:

brainly.com/question/24372553

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5 0
2 years ago
A scientist estimates that there are about 10^24 stars in the universe and that each galaxy has,
chubhunter [2.5K]

Answer:

100'000'000'000'000

(trillion gaxies in the universe)

Step-by-step explanation:

10×10^10= 10(10'000'000'000)=100'000'000'000

(hundred billion stars in milky way)

100'000'000'000'000'000'000'000 (hundred sextillion stars in universe)

100'000'000'000'000'000'000'000 / 100'000'000'000= 100'000'000'000'000

(trillion gaxies in the universe)

4 0
3 years ago
Complete the multiplication problem to find the answer​
MAVERICK [17]

Answer:

B

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
What is the degree of the polynomial of 5x+9
taurus [48]

Answer:

"first"

Step-by-step explanation:

The only variable is x, and this x is to the first power.  So the degree of this poly is "first."

4 0
3 years ago
A lamp has a height of 28 inches. About how many centimeters tall is the lamp? (One inch is approximately 2.5 centimeters.)​
irina1246 [14]

Answer:

70cm

Step-by-step explanation:

Given height of the lamp;

    Height of lamp = 28inches

 Unknown:

The height in cm;

Solution:

       1 inch = 2.5cm

So;

          28 inches will be 28  x 2.5  = 70cm

5 0
3 years ago
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