3 years ago

Evaluate 144 - abc if a = 3, b = 4, and c = 12.

Mathematics

1 answer:

Elden [556K]3 years ago

5 0

Answer is c=12 on edge 2020

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Answer:

4 hours

Step-by-step explanation:

Equations :

Larry : y = 20x + 90

Barry : y = 30x + 50

Equate both to find the number of hours at which they both charge the same :

20x + 90 = 30x + 50
30x - 20x = 90 - 50
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x = 4 hours

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3 years ago

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Answer:

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Step-by-step explanation:

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2 years ago

Raphael went to the store and bought 2 1/2 pounds of chicken for $9.00. What was the cost per pound of the chicken? Round your a

Anon25 [30]

Answer:

3 3/5

Step-by-step explanation:

Raphel bought 2 1/2 pounds of chicken for $9

Therefore the cost per round of the chicken can be calculated as follows

9÷5/2

= 9×2/5

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3 years ago

A number, plus one-third of itself, plus one-eighth of itself, equals 70. What is the number?

Alex73 [517]

X - the number

$x+\frac{1}{3}x+\frac{1}{8}x=70 \\
\frac{24}{24}x+\frac{8}{24}x+\frac{3}{24}x=70 \\
\frac{35}{24}x=70 \\
x=70 \times \frac{24}{35} \\
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The number is 48.

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4 years ago

PLEASE HELP!! I NEED THIS!

Elenna [48]

Answer:

2+2=4 and 3+1=4

Step-by-step explanation:

Hope this Helps! :)

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3 years ago

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