Kaydenperra Kaydenperra

01-03-2019
Mathematics

contestada

Find (2b^2+3b-5)-(2b^2-4b-9)
Answers
7b-14
4b^2+4
7b+4
4b^2-b-14

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

01-03-2019

Answer:

7b+4

Step-by-step explanation:

(2b^2+3b-5)-(2b^2-4b-9)

Distribute the minus sign

(2b^2+3b-5)-2b^2+4b+9

Combine like terms

2b^2 -2b^2 +3b +4b -5+9

7b +4

Answer Link

Otras preguntas

NEED HELP ASAP! can someone please help me with these, I NEED just these two left & idk the answers

PLZZZZZ NEED HELP!!!!!!

A card is drawn from a well-shuffled deck of 52 cards. find the probability that the card is a card black 6

Which of the following describes a function of epithelial cells?

Choose the equation and the inequality needed to answer this question. Trevor tutors French for $15 and hour and scoops ice cream for $10 an hour. He is going t

I'm not sure where to begin, can someone help me begin?

How many moles of hcl are present in 0.70 l of a 0.33 m hcl solution? (molar mass of hcl = 36.46 g/mol?

On tablets and smartphones, what feature can be used that can erase the contents of the device if lost or stolen?

Which of the following is true of prokaryotic cells? A. They function as individual organisms. B. They tend to be large and complex in comparison to eukar

The power to create laws and to regulate taxes and commerce belong to which branch of government?