Let x = number of students in each of the remaining rows

266 = (10 x 20) + (5 x 8) + 2x
266 - (10 x 20) - (5 x 8) = 2x
266 - 200 - 40 = 2x
26 = 2x
x = 26/2
x = 13

8 0

3 years ago

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(PLEASE HELP) To feed 7 horses for 4 days, Mark needs 420 kg of grass. How many kilograms of grass does Mark need to feed 9 hors

DerKrebs [107]

Answer:

810kg is the answer

Step-by-step explanation:

Hope this helps:)

7 0

2 years ago

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Write an algebraic expression for each word expression.

coldgirl [10]

Answer:

27) 14x

28) n/9

29) A number, z, divided by 11

30) The sum of a number, z, and 11

7 0

3 years ago

Anual is a word-processor operator. He makes N$12, 50 an hour. Determine his earnings for a week if he works for 48 hours.

Murrr4er [49]

Answer: $600

Step-by-step explanation:

Given

Anual makes $\$12.50$ an hour

For 48 hours, he makes

$\Rightarrow 48\times 12.5\\\Rightarrow \$600$

Thus, he will make $600 for 48 hours

6 0

3 years ago