3 years ago

Calculer des fractions

Mathematics

1 answer:

Greeley [361]3 years ago

7 0

Where are the fractions?

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Which trinomial is the product of the expression below ? (2R-3) (R+12)

anastassius [24]

Answer:
2R^2 + 21R - 36

Explanation:
To answer this question, we will follow these steps:
1- expand the brackets
2- gather like terms

Steps are as follows:
(2R-3)(R+12) = 2R(R) + 2R(12) - 3(R) - 3(12)
= 2R^2 + 24R - 3R - 36
= 2R^2 + 21R - 36

Hope this helps :)

8 0

3 years ago

Read 2 more answers

Anna is a teacher at an elementary school. She purchased 73 tickets to take the first-grade children and some parents on a field

Svetllana [295]

She bought 54 child tickets and 19 adult tickets.

Step-by-step explanation:

No. of tickets purchased = 73

Cost of tickets = $771

Cost of one child ticket = $9

Cost of one adult ticket = $15

Let,