perriss perriss
  • 01-02-2017
  • Mathematics
contestada

Hirotoshi solved the equation 6-4|2x-8|=-10 there is 2 solutions

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 01-02-2017
for |a|=b solve for a such that a=b or a=-b




6-4|2x-8|=-10
minus  6 both sides
-4|2x-8|=-16
divide both sides by -4
|2x-8|=4
solve
2x-8=4 and 2x-8=-4
add 8 to both sides of both equations
2x=12 and 2x=4
divide both sides by 2
x=6 and x=2


x=2 or 6
Answer Link

Otras preguntas

jasmines cd collection is 3/8 jazz 1/4 rap and the rest is rock music what is the fraction of rock music
All of the following expressions have a value between 0 and 1, excepta. \frac{(-3^{7})}{(-3)^9}b. 4^{-10}× 4^{6}c. \frac{(8^3)^3}{8^{-4}} d. ( \frac{2}{5} ^{8})
What value of x makes the equation true ? 4(2x-4)=16
What value of x makes the equation true ? 4(2x-4)=16
In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times
What value of x makes the equation true ? 4(2x-4)=16
What value of x makes the equation true ? 4(2x-4)=16
What value of x makes the equation true ? 4(2x-4)=16
In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times
In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times