18 hours.
Proportions and stuff.
= 
Cross multiply,
204x = 918 * 4
204x = 3672
/204 /204
x = 18
18 hours.
Proportions and stuff.
Cross multiply,
204x = 918 * 4
204x = 3672
/204 /204
x = 18
18 hours.
Chicken costs $3.20 per pound, and beef costs $4.59 per pound. What is the exact cost of 3 pounds of chicken?
1 answer:
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Answer:
x = 6
Step-by-step explanation:
Assuming the equation is
-
= - 4
Multiply through by 6 ( the LCM of 3 and 2 ) to clear the fractions
2(2x + 3) - 9x = - 24
4x + 6 - 9x = - 24
- 5x + 6 = - 24 ( subtract 6 from both sides )
- 5x = - 30 ( divide both sides by - 5 )
x = 6