cassidylynnadkozxrs5 cassidylynnadkozxrs5

01-01-2021
Mathematics

contestada

Simplify: (5x2 - 9x + 3) + (4x2 + 4x - 12)
(1) 9x2 + 5x - 9
2) 9x2 - 5x + 15
3) 9x² - 5x-9
4) 9x2 - 13x - 9

Respuesta :

devishri1977 devishri1977

01-01-2021

Answer:

3) 9x² - 5x - 9

Step-by-step explanation:

Combine like terms

5x² - 9x + 3 + 4x² + 4x - 12 = 5x² + 4x² - 9x + 4x + 3 - 12

= 9x² - 5x - 9

Answer Link

mirsalikhovh mirsalikhovh

29-04-2022

Answer:

3) 9x² - 5x - 9

Step-by-step explanation:

Answer Link

Otras preguntas

Don't get this at all, could someone explain it?

Which of the following characteristics is true of mystery plays? A. made up of mostly stage directions B. written about making discoveries C. centers o

What is Maria’s hypothesis for the experiment? State why Maria think this is a good hypothesis

A bouquet of flowers contains 10 yellow daisies and 8 white dasies.Seanna bought b bouquets.She purchased a total of 90 flowers.How many bouquets did Seanna buy

The plain shells is only seen in individuals who are homozygous. There are 136 snails with plain shells 252 snails with striped shells. What is the value of p?

If x = 10, y = 5, and z = 11, what is the sine ratio for g°?

What is the sum of 20x^2-10x-30

The quotient of three less than a number is six

Help answer this please

Two young college students Juan and Carole, are discussing the topic of capital punishment. They have opposing views on the subject, but Carole understands the