medikal medikal

14-05-2020
Mathematics

contestada

21. What is the value of x if 5:(3x+2) = 7:(5x-2).
A. 6
B. 5
C.7.

Respuesta :

ronhagrid310 ronhagrid310

14-05-2020

Answer:

5/(3x+2) = 7/(5x-2)

<=>5*(5x-2) = 7*(3x+2) (x is not equal to -3/2 or 2/5)

<=> 25x -10 = 21x +14 (x is not equal to -3/2 or 2/5)

<=> 4x = 24 (x is not equal to -3/2 or 2/5)

<=> x = 6 (valid)

Answer Link

Otras preguntas

Animal testing, though harmful to the lives of animals, is a vital resource for lifesaving medicines and vaccines that can prolong human life. Which evidence do

epresents a function? {(2, 3), (3, 4), (5, 6), (2, 9)} {(4, 2), (5,2), (6, 2), (9, 2)} {(1, 2), (1, 3), (1, 4), (1, 5)} {(-4, 9), (-8, -12), (-4, -15), (-8, -21

ASAP!!! What is the conflict a of story?

Find the equation for the line that passes through the point (2, -3), and that is parallel to the line with the equation x - 3y = 3

Identify the causes and effects in this passage. Check all that apply.

A nonpolar solvent has the highest solubility with a(n) _____ solute. A. polar B. nonpolar C. ionic D. electrically charged solute.

Easy 40 ptS!!!!!! Functions transformations

Choose the term that best fills in the blank to complete the statement. A dilation is a transformation that maps every point on a line segment to a point on a p

Read the memoir carefully then answer the question. Nights and Dragons— From the memoir of author Abigail Prynne 1 I sit at my desk listening to thunder growl o

Read this excerpt from Elizabeth Loftus: "Although current theories of memory are derived largely from experiments including lists of words or sentences, many m