02-05-2020
Mathematics

contestada

[tex]2 {x}^{2} - 5x = 7[/tex]
solve for x

please help me
Urgent!!!

Respuesta :

mysticchacha mysticchacha

02-05-2020

Answer:

x = -7/2 or x =1

Step-by-step explanation:

2xx - 5x - 7 = 0

2x(x - 1) + 7(x - 1) = 0

(2x +7) (x -1) = 0

x = -7/2 or x =1

Answer Link

Otras preguntas

Can somebody please help me. I would really appreciate it.

Improper fraction division

Ian walks 2 km to his best friends house, then walks 0.5 km to the library. He then makes 2.5 km walk home. The entire walk took him 3 hours. What is his averag

An earthquake produces 10 waves in 6 seconds. What is the period of the wave in seconds?

Point A has an x coordinate of −2 and lies in a circle with a center at (0, 0) and a radius of 5. To the nearest tenth, what is the y-coordinate for point A?

(02.03) Read the following statement: Line segment MN is congruent to line segment OP. Which of the following is an equivalent statement? (4 points) MN overbar

What kind of associations do you find if you compare the data set of IQ vs. GPA with the data set of IQ vs. SAT? Are GPAs and SAT scores correlated? Explain.

You can drive your car at 21.7 miles with one gallon of gasoline. At this rate how many miles can you drive with 13.2 gallons of gasoline

What did Spain gain through its conquest of the aztec empire?

Which literary technique does this passage best illustrate?As the sun fell, she sat on the porch and counted the fireflies while the memories returned and rolle