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Leni [432]
3 years ago
14

Can you help me with this question.

Mathematics
1 answer:
Sauron [17]3 years ago
6 0

Answer:

27. (2x + 3)(x + 5)

Step-by-step explanation:

27.

Use the 'ac' method

a*c = 2 * 15 = 30

We need 2 numbers whose product is 30 and whose sum is 13.

3 and 10 look good so we write

2x^2 + 10x + 3x + 15

= 2x(x + 5) + 3(x + 5)

= (2x + 3)(x + 5)  answer

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A box of candy bars costs $3.12. Each candy bar in the box costs $0.52. How many candy bars are in the box?
bulgar [2K]

Answer:

6 candy bards

Step-by-step explanation:

$3.12 (total)

each one is $0.52

3.12=0.52b

divide on both sides

3.12/0.52

=6

6 candy bars

(summarized, divide 0.52 by 3.12)

3 0
3 years ago
Questions 1-3 40 points
meriva

Answer:

  16%

Step-by-step explanation:

The additional wage amount is $80.

The original wage amount is $500.

The ratio of the two is ...

  $80/$500 = 0.16 = 16/100

To express that ratio as a percentage, multiply it by 100%.

  0.16 × 100% = 16%

_____

It might help you to think of the percent sign (%) as a fancy way to write "per hundred" (/100). Of course, using your knowledge of place value, you know that 0.16 = sixteen hundredths = 16/100.

Realizing the meaning of the % sign, you can immediately write this as 16%.

4 0
3 years ago
On a coordinate plane, a line goes through points (2, 0) and (3, 3). This graph displays a linear function. Interpret the consta
mario62 [17]

Answer:

Rate of change = 3

Step-by-step explanation:

The rate of change is the slope.

Slope = 3

8 0
3 years ago
Read 2 more answers
(06.01) What is the value of the expression shown below? 3 over 6 to the power of 2 + 7 × 4 − 5 6 and 1 over 4 6 and 1 over 2 23
never [62]

Answer: 23(1/4)

Step-by-step explanation: this is the answer you can star resolving the equation into the parenthesis

(3/6)² + 7 *4  - 5

if we elevate to the power of 2 the values into the parenthesis, we get the following equation.

(9/36) + 7*4 -5

after this we follow with the values into the parenthesis, if you divide 9 over 36 we get the following result

9/36 = 0.25

then we get the following equation

0.25 +7*4 - 5

after that we can resolve the multiplication getting the following equation

0.25 +28 - 5

then if we resolve the subtraction, we will get this result.

28-5 = 23

then we have 0.25 + 23 this equation is equal to 23.25

if you follow the answer will be one with 23, then we get the possible results, if you divide 1/4=0.25

then we get that the result is

23(1/4)

8 0
4 years ago
Read 2 more answers
There is laundry detergent for $6.90 for 128 oz and detergent for $5.50 for 96 oz.
dsp73

Answer: The detergent for <u><em>$5.50 for 96 oz</em></u> is better.

Step-by-step explanation:

128 ÷ $6.90 ≈ 18.55

96 ÷ $5.50 ≈ 17.45

7 0
3 years ago
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