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rjkz [21]
3 years ago
8

What is the answer to this picture? Thanks to anyone who helps!

Mathematics
1 answer:
Nastasia [14]3 years ago
8 0
A) 3000 * 0.5 = 1500 minutes, or 25 hours.
b) 10,000 * 0.5 = 5000 minutes, or 83 hours and 20 minutes
c) she works 2 hours a weekday. 2 hours = 120 minutes. It takes her 83 hours and 20 minutes to finish a 10,000 piece puzzle. It will take her 42 weekdays to finish this. Jan 15, 2020 is a Wednesday. She will finish it on March 12, 2020.
*** I would double check my answers to make sure I didn’t make a mistake
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Factor the greatest common factor from the polynomial 3x^2 + 6x -9
ryzh [129]

Answer:

3(x+3)(x -1)

Step-by-step explanation:

3x^2 + 6x -9

All the terms in this polynomial are divisible by 3. Factor 3 out of this polynomial:

= 3(x^2 + 2x -3)

Now, factor inside the parentheses by grouping:

= 3(x^2 -1x+3x -3)

We knew to split the +2x up into -1x and 3x because -1 and 3 multiply to get -3, which is the last value in the polynomial.

= 3(x(x -1)+3(x -1))\\= 3(x+3)(x -1)

Therefore, the final factored polynomial is 3(x+3)(x -1).

4 0
2 years ago
Gym help
Effectus [21]

You should write down and track only the 20lbs weight during your weighted exercise while ignoring your body weight.

<h3>What is actual weight?</h3>

Actual weight is also referred to as gross weight and it can be defined as the exact (original) weight of an object, as measured using an appropriate weighing scale.

This ultimately implies that, you would write down and track only the 20lbs weight during your weighted exercise such as a single rep of weighted overhand chin ups.

Read more on actual weight here: brainly.com/question/2335828

#SPJ1

3 0
2 years ago
Amy is scuba diving. She starts at – 15.5 m relative to the ocean surface. She swims
solniwko [45]

Answer:

-9.85

Step-by-step explanation:

-15.5 - 4.2 = -19.7

Negatives work like positives

19.7 / 2 = 9.85

Turn that into a negative

-9.85

3 0
2 years ago
Solve 3x + 8 = 2x + 21
iren [92.7K]
<h2>Answer:</h2>

<h3>x = 13 </h3><h2>Step-by-step explanation:</h2>

<h3>3x+8=2x+21</h3><h3>solve for x3x8-2x+21</h3><h3>x8=21</h3><h3>x=21-8=13</h3><h3>solution is x=13/</h3>

<h2>HOPE IT HELPS!!!</h2>

<h2>PLZ I NEED BRAINLIEST!!</h2>

6 0
3 years ago
Read 2 more answers
I need help with 1-2 please help
valkas [14]
1. The dimensions of the rectangle are 3 units by 4 units.

2. 0.3 x 0.4 = 0.12
7 0
3 years ago
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