1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Blababa [14]
2 years ago
14

(2x2 + 5x - 7) + ( 3 - 4x2 + 6x)

Mathematics
1 answer:
velikii [3]2 years ago
3 0

\qquad\qquad\huge\underline{{\sf Answer}}♨

Here's the solution :

\qquad \sf  \dashrightarrow \:(2 {x}^{2}  + 5x - 7) + (3 - 4 {x}^{2}  + 6x)

\qquad \sf  \dashrightarrow \: 2{x}^{2}  + 5x   - 7 + 3 - 4 {x}^{2}  + 6x

\qquad \sf  \dashrightarrow \:2 {x}^{2}  - 4 {x}^{2}  + 5x + 6x - 7 + 3

\qquad \sf  \dashrightarrow \: - 2 {x}^{2}  + 11x - 4

You might be interested in
<img src="https://tex.z-dn.net/?f=8x%20%2B%204%20%3D%205x%20-%2011%20" id="TexFormula1" title="8x + 4 = 5x - 11 " alt="8x + 4 =
Anon25 [30]
8x + 4 = 5x - 11

Subtract 5x from both sides:
3x + 4 = -11

Subtract 4 from both sides:
3x = -15

Divide both sides by 3:
x = -5

Answer : x = -5
7 0
3 years ago
Two men, joel and jerry, push against a wall. jerry stops after 10 min, while joel is able to push for 5.0 min longer. compare t
Iteru [2.4K]
THey tried to push but the wall doesn't move. So Nobody did any work. Everybody's work done is 0.
5 0
3 years ago
Write an equation of the line that passes through (4,2) and is perpendicular to the line y=−13x+1.
7nadin3 [17]

Answer:

y=x-2

Step-by-step explanation:

This slope goes through the point and is perpendicular to y=-13x+1

Hope this helped

4 0
3 years ago
Write the computer program for;urgent​
AlladinOne [14]

ANSWER:

#include <stdio.h>

#define PAYRATE 10 //basic pay rate per hour

#define OVERTIME 15 //in excess of 40 hours a week

int NetPay(int hours);

int main()

{

int userWeeklyHours;

printf("Please enter your total weekly working hours: \n");

scanf("%d", &userWeeklyHours);// get the user weekly hours

NetPay(userWeeklyHours);

return 0;

}

int NetPay(int hours)// implementing the function to calculate total pay, total taxes, and net pay

{

int firstRate, secondRate, restOfRate, secondAmount, rest, payAfterTax, payedBeforeTax, overHours;

if (hours > 40)

{

overHours = hours - 40;

payedBeforeTax = (40 * PAYRATE) + (overHours * OVERTIME);

}

else

payedBeforeTax = hours * PAYRATE;//defining the user first paycheck before taxes

if (payedBeforeTax <= 300)//paying only first rate case

{

firstRate = payedBeforeTax*0.15;

payAfterTax =payedBeforeTax - firstRate;

printf("your total gross is %d, your taxes to pay are %d, your net pay is %d", payedBeforeTax, firstRate, payAfterTax);

}

else if (payedBeforeTax > 300 && payedBeforeTax <= 450)//paying first and second rate

{

secondAmount = payedBeforeTax - 300;

firstRate = (payedBeforeTax - secondAmount) * 0.15;

secondRate = secondAmount * 0.20;

payAfterTax = payedBeforeTax - (firstRate + secondRate);

printf("your total gross is %d, your taxes to pay are %d, your net pay is %d", payedBeforeTax, firstRate + secondRate, payAfterTax);

}

else if (payedBeforeTax > 450)// paying all rates

{

rest = payedBeforeTax - 450;

secondAmount = (payedBeforeTax - 300) - rest;

firstRate = (payedBeforeTax - (rest + secondAmount)) * 0.15;

secondRate = secondAmount * 0.20;

restOfRate = rest * 0.25;

payAfterTax = payedBeforeTax - (firstRate + secondRate + restOfRate);

printf("your total gross is %d, your taxes to pay are %d, your net pay is %d", payedBeforeTax, firstRate + secondRate + restOfRate, payAfterTax);

}

return payAfterTax;

}

8 0
3 years ago
Write the elements belonging to the set {x|x is a natural number less than 10
Feliz [49]

Answer:

The set A = { 1,2,3,4,5,6,7,8,9}

Step-by-step explanation:

<u><em>Step(i):-</em></u>

Given that the set

 { x/x/ is a natural number less than 10 }

<u><em>Natural numbers :</em></u>

The natural numbers are

          { 1,2,3,4,5,6,7,8,9,10,.........}

The set A =  { x/x/ is a natural number less than 10 }

The set A = { 1,2,3,4,5,6,7,8,9}

4 0
3 years ago
Other questions:
  • A quarter is 1/4 dollar. Nanny has 28 quarters. How much money does she have?
    5·2 answers
  • Point C is graphed on a number line at –7. Point D is 13 units away from point C on the number line.
    9·1 answer
  • 2.27 is a terminating decimal true or false??
    12·2 answers
  • If x is a prime number, what is the value of x? (1) 2 x + 2 is the cube of a positive integer. (2) The average of any x consecut
    6·1 answer
  • Consider the two functions given below. f(x)= -3x+5 g(x)= f(x)+9 What is the y-intercept of g? A. (0,9) B. (0,4) C. (0,14) D. (0
    7·1 answer
  • Which is the missing step in the proof below? There is a 4th row that blank...
    8·1 answer
  • Your parents ask you to choose between two offers for an allowance. The first offer is to receive one penny on the first day, 2
    15·2 answers
  • Which of the following are steps in the process in solving application problems using the two-order system?
    5·2 answers
  • <img src="https://tex.z-dn.net/?f=7x-3%28x-6%29%3D30" id="TexFormula1" title="7x-3(x-6)=30" alt="7x-3(x-6)=30" align="absmiddle"
    7·1 answer
  • 4. Two unbiased coins are tossed. Calculate the probability that
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!