Recent activity by Dolfa

Recent activity by Dolfa

60 more points i believe

asked Oct 28, 2023

1 answer 493k views

Which of these strategies would eliminate a variable in the system of equations? 2x + 3y = -5 2x - 3y = 10 Choose all answers that apply:

answered Aug 30, 2023

1 answer 403k views

The elemental mass percent composition of ascorbic acid (vitamin C ) is 40.92% C , 4.58% H , and 54.50% O . Determine the empirical formula of ascorbic acid.

asked Jul 28, 2023

1 answer 201k views

There are 135 people in a sport centre. 73 people use the gym. 59 people use the swimming pool. 31 people use the track. 19 people use the gym and the pool. 9 people use the pool and the track. 16 people

answered Jun 8, 2023

2 answers 121k views

At the store you want to buy a bunch of 3d printed Christmas gifts for your family. Each large tree costs $4.50 , and each small tree costs $2.25, If you buy 4 large trees, and can spend a total of $50.

answered May 9, 2023

2 answers 380k views

Solve the equation 4x2 + 8x + 1 = 0 by completing the square. Verify your answer using the quadratic formula.

asked May 1, 2023

1 answer 508k views

What is the perimeter of kite klmn? startroot 2 endroot startroot 5 endroot units startroot 14 endroot units 2 startroot 2 endroot 2 startroot 5 endroot units 4 startroot 5 endroot units

answered Apr 27, 2023

2 answers 294k views

Two ways of seeing a river answer key

answered Mar 26, 2023

1 answer 90.6k views

Which statement best describes a weak base?(1 point) a.) It donates protons and only partially dissociates in water. b.) It accepts protons and only partially dissociates in water. c.) it donates protons

answered Jan 26, 2023

1 answer 379k views

What number equal to 48

asked Jan 1, 2023

1 answer 501k views

Which of the following statements is TRUE? A.Children in the US are generally given the opportunity to play sports in school starting at a young age В.The US is one of the few countries to integrate sports

asked Dec 24, 2022

1 answer 147k views

Most technician jobs in the field of metrology require a college degree. True or False?

asked Aug 24, 2022

2 answers 337k views

Read the excerpt from The Love Song of J. Alfred Prufrock." And indeed there will be time To wonder, "Do I dare?" and, "Do I dare?" Time to turn back and descend the stair, With a bald spot in the middle

asked Jul 25, 2022

1 answer 121k views

Hey please help man... 1. Cations are ____________ charged and have less ____________than ____________. 2. Anions are ____________ charged and have more ____________ than ____________. 3. Columns on the

asked Jun 19, 2022

1 answer 21.4k views

Amy rolls a number cube ten times and gets 3 four times! If she rolls the number cube 240 times, how many times should she get a 3 (Hint: Should her results be used, or the theoretical probability?).

answered Mar 24, 2022

2 answers 81.0k views

What is the approximate percent increase when the population of a town increases from 12,089 to 15,025? Roun the population amounts to the nearest thousand to find an estimate of the percent increase.

asked Mar 18, 2022

2 answers 299k views

Is Orwell’s fiction our Reality ? Answer with Your opinion please:

asked Mar 2, 2022

1 answer 187k views

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