3 years ago

An arrangement of marbles has 12 marbles in the first row and 10 rows in all. In each successive row one marble is added.

1 answer:

6 0

Firstly, you divide by -2 then |x| which equals 3 and the solutions x+3

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Lisa [10]

Answer:

1.28f

if a term doesn't have a coefficient

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3 years ago

matrenka [14]

Answer:

Step-by-step explanation:

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2 years ago

mariarad [96]

20 would be the common denominator and the answer would be 12/20 and 15/20

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3 years ago

RUDIKE [14]

Answer:

Option A, $65,280

Step-by-step explanation:

The volume of the tank is,

12×20×15+40×(50-15)×12

= 3600+16800

=20400 cubic meters

For each cubic meter, it costs $3.20, so for 20400 cubic meters it'll cost,

20400×$3.20

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Answered by GAUTHMATH

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3 years ago

Lesechka [4]

8 of them are not blue

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3 years ago