3 years ago

(2x-7)(x+2)+(3x+7)(x+2)

Mathematics

2 answers:

Allushta [10]3 years ago

8 0

Answer:

$2x^{2} +4x-7x-14+3x^{2} +6x+7x+14\\5x^{2} +10x$

Step-by-step explanation:

Ivahew [28]3 years ago

4 0

Answer:

________________

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PLEASE HELP

kaheart [24]

Answer:

73%

Step-by-step explanation:

The mean Number of years worked :

. (sum of service years) / employees in the

(8+13+15+3+13+28+4+12+4+26+29+3+10+3+17+13+15+15+23+13+12+1+14+14+17+16+7+27+18+24) /

(417 / 30)

= 13.9 years

= 14 years

The percentage of employees who have worked for atleast 10 years :

Number of employees with service years ≥ 10 years = 22 employees

Total number of employees

Percentage (%) = (22 / 30= * 100% = 0.7333 * 100% = 73.33% = 73%

3 0

2 years ago

Mr. Charles cut fresh Ross from his garden and gave 10 to his neighbor. Then he gave half of what was left to his niece he kept

nadezda [96]

The answer is 38. 14 x 2 = 28 + 10 = 38. Hope this helps!

8 0

3 years ago

If Tara spend $219 a month for her car payment and she makes $3,200 a month , what percent of her monthly income is spent on her

Vesna [10]

Answer:

6.84%

Step-by-step explanation:

we know that

In this problem

Tara's monthly income ($3,200) represent the 100%

using proportion

Find out what percentage represent $219

Let

x ----> the percentage that represent $219

$\frac{\$3,200}{100\%}=\frac{\$219}{x}\\\\x=100\%(219)/3,200\\\\x=6.84\%$

8 0

3 years ago

TC= 0.0001Q^2-0.02Q+5+500Q

Leona [35]

Answer: 0

−

Step-by-step explanation:

5 0

2 years ago

Solve for b . -9 b = 27 b =

saul85 [17]

Final Answer: $b = -3$

Steps/Reasons/Explanation:

Question: Solve for $b$ . $-9 b = 27$ . $b$ = ?

Step 1: Divide both sides by $-9$ .

$b = -\frac{27}{9}$

Step 2: Simplify $\frac{27}{9}$ to $3$ .

$b = -3$

~I hope I helped you :)~

5 0

2 years ago

Read 2 more answers