subject

Mathematics, 29.01.2021 23:30 webbhlharryteach

2x + 4y = 14 and 3x – 4y = -39 solve by elimination Please anyone help every time I post a question no one helps please help me.

ansver

Answers: 1

Show answers

Another question on Mathematics

question

Mathematics, 22.06.2019 00:00

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work

Answers: 1

question

Mathematics, 22.06.2019 00:30

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?

Answers: 2

question

Mathematics, 22.06.2019 02:00

Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.

Answers: 1

question

Mathematics, 22.06.2019 02:00

Find a third-degree polynomial equation with rational coefficients that has roots -2 and 6+i

Answers: 2

You know the right answer?

2x + 4y = 14 and 3x – 4y = -39 solve by elimination Please anyone help every time I post a question...

Questions

question

Mathematics, 02.10.2019 22:00

When olivia started a business the amount of profit she had was -$1550 during the first six months, her profit increase by $250 each month what was th...

question

Chemistry, 02.10.2019 22:00

Ethanol, ch.0, is common beverage alcohol. at its boiling point of 78.5 °c, the enthalpy of vaporization of ethanol is 38.6 kj/mol. how much heat is r...

question

Physics, 02.10.2019 22:00

You kick a ball with a speed of 18 m/s at an angle of 32 degrees. how far does the hall land?...

question

Chemistry, 02.10.2019 22:00

8. estimate the maximum volume percent of methanol vapor that can exist at standard conditions. vapor pressure = 88.5 mm hg in air....

question

Mathematics, 02.10.2019 22:00

What addition doubles fact can you find 4+3? explain how you kbow...

question

Chemistry, 02.10.2019 22:00

Meanings of ka and pka (a) does a strong acid have a greater or lesser tendency to lose its proton than a weak acid? (b) does the strong acid have a...

question

Chemistry, 02.10.2019 22:00

Calculate the ph of a buffer prepared by mixing 500 ml of 0.38 m acetic acid with 500 ml of 0.25 m sodium acetate. pka for acetic acid is 4.76

question

History, 02.10.2019 22:00

(lc)how did the communist takeover of north korea impact u. s. foreign policy? it led president truman to drop atomic bombs on japan. it prompted pre...

question

Chemistry, 02.10.2019 22:00

Determination of protein concentration day 3 rates are changes in a quantity per unit time, as for example, the rate of an enzyme reaction expressed i...

question

Mathematics, 02.10.2019 22:00

Bryant collects a set of 20 data representing the lengths of worms he found in the garden. the variance of the set of measurements is 36. what i...

question

Chemistry, 02.10.2019 22:00

Pharmacists sometimes measure medicines in the unit of "grains," where 1 gr = 65 mg. the label on a bottle of aspirin reads "aspirin, 5 gr." how many...

question

History, 02.10.2019 22:00

Canals and aqueducts allow humans to a. conserve water supplies b. produce hydroelectricity c. settle below...

question

Chemistry, 02.10.2019 22:00

Iknow there are 4.5*10^-9 seconds in 4.5 nanoseconds, but when i enter it into my ti-30xiis, i get 4.5*10^-10. i enter it as 4.5 * (1/10^9) in my calc...

question

Chemistry, 02.10.2019 22:00

Moseley's changes to the periodic table were based mainly on what part of the scientific process? observation of the elements< my an...

question

Chemistry, 02.10.2019 22:00

Physical meaning of pka which of the following aqueous solutions has the lowest ph: 0.1 m hcl; 0.1 m acetic acid (pka = 4.86); 0.1 m formic acid (p...

question

English, 02.10.2019 22:00

“persephone” by walter wykes your laughter echoes still in that bright field where you played so carefree, a little goddess arms white as milk gatheri...

question

Mathematics, 02.10.2019 22:00

Joey's sock drawer is unorganized and contains 3 black dress socks, 5 black ankle socks, 7 brown dress socks, and 6 brown ankle socks. what is the pro...

question

Chemistry, 02.10.2019 22:00

Zeup) [2pt) (1.0579€ . b. using the information in problem 2c, calculate the baby's weight in kilograms and length in cen- timeters. c. at your annual...

question

Mathematics, 02.10.2019 22:00

The question says; if a left-handed individual were selected from this group, what is the probability the individual would be right-eye dominant?

question

Chemistry, 02.10.2019 22:00

Calculate the diffusive force (j) experienced by potassium in a cell where the concentration gradient is 35 mm, the membrane width is 1 cm, solubility...

More questions: Mathematics Another questions

Questions on the website: 13722367