eddyandre20000 eddyandre20000
  • 02-03-2021
  • Mathematics
contestada

Simplify each expression.
a.
9x + 6 - 4x - 2x + 1 - 15
b.
(6x2 – 2x + 5) + (2x2 – 7x – 11)
С
7x2-5 - 2x - 3+ 5

Respuesta :

Yang100
Yang100 Yang100
  • 03-03-2021

Answer:

a) 3x-8 b) 8x^2-9x-6 c) 7x^2-2x-3

Step-by-step explanation:

a) 9x+6-4x-2x+1-15

9x-4x-2x+6+1-15

5x-2x+7-15

3x+7-15

3x-8

b) (6x^2-2x+5)+(2x^2-7x-11)

6x^2+2x^2-2x-7x+5-11

8x^2-9x-6

c) 7x^2-5-2x-3+5

7x^2-2x-8+5

7x^2-2x-3

Answer Link

Otras preguntas

what is the prefix of enactment?
Evolution is: A) A change in the composition of a population from one generation to the next.B) A phenomenon that must be inferred from evidence, because it can
y varies directly as x. if x=5 when y=12 find x when y=30
Type of picture Paul Revere made of the Boston massacre?
Can someone help me in probability?Amanda wrote a computer program that generates two random numbers between one and eleven.When she runs it,what is the probabi
how does.debate in the senate differ from debate in the house?
What is bigger fraction, 5/6 or 6/7
What is the 54th element on the periodic table?
How do you say I was born in the Philippines in Spanish
Explain why the railroads were not built in a straight line from east to west.