ryleehaymore ryleehaymore
  • 21-06-2021
  • Mathematics
contestada

P= -4b^2+6b-9
Q= 7b^2-2b-5
P-Q=

Respuesta :

jimrgrant1 jimrgrant1
  • 21-06-2021

Answer:

P - Q = - 11b² + 8b - 4

Step-by-step explanation:

P - Q

= - 4b² + 6b - 9 - (7b² - 2b - 5) ← distribute parenthesis by - 1

= - 4b² + 6b - 9 - 7b² + 2b + 5 ← collect like terms

= - 11b² + 8b - 4

Answer Link

Otras preguntas

What was the main impact of China's natural barriers like mountains, deserts, and an ocean? *
If you know what I mean you know what I mean But why isnt Le Shoot unrepairable
Save Submit Kayla gave of a pan of brownies to Ella and of the pan to Eli. Which choice is the MOST reasonable for the part of the pan of brownies Kayla gave aw
Solve the following inequality and show answer on number line: 5x > 60
You are allowed to change the number of molecules of each substance by adding coefficients in front of the formulas. True False
Which model is 85% shaded? Done
simplify square root 90÷ square root 20​
What is the difference between explaining and supporting something ?
This is due tomorrow,please help
I need someone smart to help me pls