APPROXFROMYT APPROXFROMYT

08-07-2018
Mathematics

contestada

From the sum of 3a²-a-3 and 2a-9,subtract a²-3a-7

Respuesta :

08-07-2018

the sum of 3a²-a-3 and 2a-9 is 3a²+a-12

3a²+a-12 - (a²-3a-7) = 3a²+a-12 - a² + 3a + 7 =

2a² +4a - 5

Answer Link

Otras preguntas

In a recent poll of 500 13-year-olds, many indicated to enjoy their relationships with their parents. Suppose that 200 of the 13-year olds were boys and 300 of

A factory produces 80 % round and 20 % square buttons. Suppose that 10 % of theround buttons and 50 % of the square buttons are red. What is the probability tha

Which of the following statements about the law of conservation of matter is correct? O Matter cannot be created, destroyed or transformed O Matter can be creat

pls help, i have class rn :( in how many ways can alice distribute 12 apples to 3 children (a child can have no apples)

Pls Help meeeee There is an old saying, “Earthquakes don’t kill people, buildings do.” Write a paragraph to explain the meaning of this saying. (5)

What’s the main reason why cell specialization is important

3. The electrolyais of water produces oxygen gas at the rate of 32.5 mL/min in a certain experiment. What volume of oxygen gas can be produced in 7.50 min?

are sheep?ои b. At Molebogeng station, a train arrives every 50 minutes the first in domenat z. 122cio Ise minutes. The first train stops at 7:00 a.m. How many

If 2x^2 + 3x + 3 = Kx - K has real roots, find the possible values of k.

On January 2, 2020, Orange Corporation purchased equipment for $300,000 with an ADS recovery period of 10 years and a MACRS useful life of 7 years. Section 179