howardblasingame7 howardblasingame7
  • 03-02-2020
  • Mathematics
contestada

How many ounces of a silver alloy that cost $4 an ounce must be mixed with 10oz of an alloy that costs $6 an ounce to make a mixture that costs $4.32 an ounce

Respuesta :

Shofhia
Shofhia Shofhia
  • 03-02-2020

Answer:

x = 52.5

Step-by-step explanation:

4x + 6(10) = 4.32(x + 10)

4x + 60 = 4.32x + 43.20

0.32x = 16.8

x= 52.5

Answer Link

Otras preguntas

Who is the “Father of Our Country”?
One beneficial use of radioisotopes is (1) detection of disease (2) neutralization of an acid spill (3) decreasing the dissolved O2(g) level in seawater (4) inc
Which statement describes one acid-base theory? (1) An acid is an H+ acceptor, and a base is an H+ donor. (2) An acid is an H+ donor,. and a base is an H+ accep
What is the color of the indicator thymol blue in a solution that has a pH of 11? (1) red (3) pink (2) blue (4) yellow
Which two earth layers are separated by the moho boundary?
If the President can no longer serve, who becomes President?
How do you multiply a decimal? For exapmple,2.4 times 3.5
Who does a U.S. Senator represent?
Which clement is a liquid at STP? (1) bromine (3) francium (2) cesium (4) iodine
What is the “rule of law”?