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Tems11 [23]
3 years ago
6

Please help me ASAP. For homework due right now

Mathematics
1 answer:
sveta [45]3 years ago
5 0

Answer:

at least 20 rows.

Step-by-step explanation:

when you add the students, teachers, and chaperones, it comes to 159. then you divide 159 by the number of seats each row has, so 159/8 = 19.875, you would have to round to the nearest whole number so 20 should be correct.

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gizmo_the_mogwai [7]
-4x - 4 would be your answer
STEP BY STEP:

1. (7x+4x-9) - (5x + 10x - 5)
2. (11x -9) - (15x -5)
3. -4x -4
7 0
4 years ago
What is the lease common multiple of 6 and 15
mote1985 [20]

Answer:

It would be 30.

Step-by-step explanation:

6 0
3 years ago
teri is making ribbons to give to her friends. Her budget is limited, and she has some constraints on the number of bracelets sh
Tju [1.3M]

Step-by-step explanation:

not a solution

(4,3) / (3,10)

solution

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6 0
3 years ago
Two prisms are similar and their ratio of similarity is 4:9.
PIT_PIT [208]

Answer:

9:4,4:9,7:4,4:7,473

Step-by-step explanation:

4 times 9

9 times 4

7 times 4

4 times 7

473

7 0
2 years ago
If a△ b=a2+ab−b2, then find (3 △ 2) △ 13. WILL MARK BRAINLIEST PLS HELP!!!!!!!!!!!!!!!!!!!!
Olenka [21]

Answer:

The answer is

<h2>18</h2>

Step-by-step explanation:

a ∆ b = a² + ab + b²

(3 ∆ 2)

a = 3 b = 2

(3 ∆ 2) = 3² +3(2) + 2²

= 9 + 5 + 4

= 9 + 9

= 18

Hope this helps you

7 0
3 years ago
Read 2 more answers
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