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

five times the difference of a number subtracted from ten is forty. what is the number?

If 18 inches is equal to 1 1/2 feet how many feet long is a 36 inch board?

Which innovation extended the number of hours in a day that Americans could work and play? A. Bessemer process B. telegraph technology C. refrigeration

How can products and reactants have different amounts of energy without violating the law of conservation of energy?

Peter is working for an hourly wage of $12. If he worked for 20 hours last week, what is his gross pay?

Why do we use variables, and what is the significance of using them in expressions and equations?

what does a monosaccharide look like?

About 400.000 people visited an art museum in December. What could be the exact number of people who visited the art museum?

What major contribution did Theodore Roosevelt make to the environmental movement as president? He increased protected federal lands. He helped pass the Clean A

What is least common multiple 8,9,10