07/13/22

the sum of two numbers is 96.

The sum of two numbers is 96. The difference of the two numbers is 54. What are the two numbers.Let x be the larger number and y be the smaller number.Write an equation that expresses the... more
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07/13/22

algebra question 1
If f(x) = 8x + 16, then find f -1(x).
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07/13/22

Chemistry - Individual Gas Laws
At STP a gas occupies a 56.6 kiloliter balloon. How many mol of the gas must be in the balloon?
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07/13/22

Chemistry - Individual Gas Laws

If 17.5 mols of Ar gas occupies 141.8 L, how many mL would occupy 33.5 mol occupy under the same temperature and pressure?
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07/13/22

change-of-base formula
Use the change-of-base formula to convert x=log390 to common logarithms. Then use a calculator to round the value of x to the nearest thousandth.
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04/07/22

Shania collected 15 more bottles than Randolph. Together, Shania and Randolph collected 73 bottles. How many bottles did Randolph collect?

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01/06/22

IS THAT A, PL CONFIRM
Which set of transformations is represented by (x,y)+(-x+1, -y+2)? a 180° counterclockwise rotation about the origin followed by a translation 1 unit to the right and 2 units up a 90°... more
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01/06/22

Does this equation have more than one solution?
x+y=10 x+y=12Is there infinitely many solutions or only one?
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01/06/22

cna anyone help me

 Halah drew right triangle <JKL. She then drew <RST, which was a dilation of <JKL by a scale factor of 0.25 with a center of dilation at point ). Which of these can be used to prove that... more
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01/06/22

The length and width of a rectangular poster are in a ratio of 4:5. The perimeter of the poster is 279 cm. Find the dimensions of the poster to the neasest tenth of a centimeter.
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01/06/22

equations and reactions summary
Predict whether a precipitation reaction will occur in each of the following cases. If it does, write the complete balanced equation AND the net ionic equation with appropriate state symbols. If... more
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01/06/22

How did Rutherford know that the electrons were revolving around the nucleus?
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01/05/22

ALGEBRA 1 HELPP!! Armand needs to buy more than 60 yards of fabric, in total to compare a art project.
HE will buy x yards of cotton fabric and silk fabric. Cotton costs $5 per yard and silk costs $10 per yard. He can spend at most $400 Write 2 inequalities.
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12/29/21

If something is smaller than an atom, does it always mean that the atom is made up of that thing ..?
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12/28/21

Where is cobalt found and which countries are interested in the metal? What do you think will happen in the future as countries look to secure cobalt supplies?
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12/28/21

Conjugation acid
Can we say that acid is the same thing as conjugation acid?
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12/23/21

indicate which of the following metals you think the object is and why.
Perform the following calculation. A metal object is placed in 24.5 mL of water. The cylinder weighs 18.222 g. After the cylinder is placed in the water, the water rises to the 27.2 mL mark. Show... more
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12/22/21

____ CH4 + ___O2 → _____CO2 + __ H2O
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