Recent activity by Pedro Hoehl Carvalho

Recent activity by Pedro Hoehl Carvalho

A washer and dryer cost a total of $1100. The cost of the washer is three times the cost of the dryer. Find the cost of esch item.

asked Dec 25, 2023

1 answer 276k views

Oxygen gas is collected under pressure (1,000 mm Hg) and occupies 1,600 cm^3. What will be the new pressure if the volume is expanded to 3,000 cm^3 and the temperature remains constant

answered Nov 27, 2023

1 answer 520k views

Above which temperature does the thermal conductivity of water start to fall?.

answered Nov 25, 2023

1 answer 365k views

Y+5=-4/3(x+2) slope intercept?

answered Nov 24, 2023

2 answers 60.8k views

when solving the system below algebraically using the substitution method, which of the following could be an equation you could create to solve for y?A. -3y + 14 = - 6y -28B. -5(-3y + 14) + 6y = - 28C.

asked Nov 21, 2023

1 answer 257k views

The map shows ancient river valley civilizations. Map of river valley civilizations. Land near the Nile River is labeled A. Land near the Tigris and Euphrates Rivers is labeled B. Land near the Indus and

answered Nov 7, 2023

2 answers 275k views

Please Help Me!! The price of a loaf of a particular type of bread increased from $3.70 to $5.59 from 2011 to 2021. What was the percent increase in the price of the loaf of bread over those 10 years?

answered Oct 18, 2023

1 answer 374k views

Consider the table below. 10/19069 X -2 0 2 4 f(x) -8 -4 0 4 What is the average rate of change?

asked Sep 20, 2023

1 answer 44.3k views

Mrs B invested $30,000, part at 5%, part at 8%. The total interest on the investment was $2100, how much did she invest at each rate? (Please show working)

asked Aug 9, 2023

1 answer 157k views

How did the German Americans react to the way they were treated in World War 1

asked Dec 16, 2022

1 answer 401k views

6 2/3 x 3/10 please help

answered Oct 25, 2022

2 answers 85.7k views

Examine the theme statement and select the quote that best supports the statement. Nestor suggests Achilles respect the hierarchy of the crown. "Do you, young warriors, hear my age advise" "when Nestor

answered Oct 12, 2022

1 answer 254k views

What is 48/4 as a whole number?????

answered Jun 8, 2022

2 answers 48.3k views

Read the following sentence: After the raccoon raided the trash can, Javier spent an hour picking up the tiniest morsels of trash. What does the word morsels mean in this context? A. Pleasing bits B. Small

asked May 27, 2022

2 answers 9.3k views

Please help dont put down some answer please i will give you good review and lots of points.

answered Jan 12, 2022

1 answer 514k views

Search QAmmunity.org