tyre2k17
tyre2k17 tyre2k17
  • 03-04-2017
  • Mathematics
contestada

2. Evaluate the expression for a = –1 and b = 5. Show your work.
5a – 7b + b2

Respuesta :

BenjaminG123
BenjaminG123 BenjaminG123
  • 02-01-2018
Greetings!

Input the values which represent the variables:
[tex]=5a-7b+b^2[/tex]

[tex]=5(-1)-7(5)+(5)^2[/tex]

Solve
following the Order of Operations:
[tex]=5(-1)-7(5)+25[/tex]

[tex]=-5-7(5)+25[/tex]

The Answer Is:
[tex]\boxed{-15}[/tex]

I hope this helped!
-Benjamin
Answer Link

Otras preguntas

how many year and months did it take to build blackpool tower england
shayla says that one kilometer is equal to one million millimeters. is She correct? explain why?
The edge of one cube is 4 m shorter than the edge of a second cube. The volumes of the two cubes differ by 1216 m^3. Find the edge of the smaller cube.
when did fair trade start
What is the first 30 numbers of pi?Last one Promise!
Identify true statements. (a) A sequence is either arithmetic or geometric. (b) An arithmetic sequence is either increasing or decreasing if common difference i
Explain why shorelines are always changing
Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 40 feet. Use the formula for the surface area of a sphere: (S=4πr^2) to fin
Who were the 'KKK' and what were there intentions? (Teacher didn't tell me)
number 1 I need help with confused