nazario57
nazario57
22-04-2018
Mathematics
contestada
What’s the answer??
Respuesta :
zaz3
zaz3
22-04-2018
use parentheses for M and N
[tex](5x {}^{2} + 7x - 4 )- ( - 3 {x}^{2} - 4x + 5)[/tex]
一一一一一
remove parentheses
[tex]5 {x}^{2} + 7x - 4 + 3 {x}^{2} + 4x - 5[/tex]
一一一一一
add like terms
[tex]8 {x}^{2} + 11x - 9[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 85+ )
Otras preguntas
What happens to the particles in a substance when it is cold?
The length of a rectangle is 7 units and its width is 5 units. What is the approximate length of the diagonal of the rectangle? A. 4.9 units B. 6 units C. 8.6 u
What well known speech in amenrican history does king echo in saying five score years ago?
How did gutenberg's printing press contribute to the growth of learning and literacy especially bible reading in europe?
What is the next item in the pattern ...... -1,2,-4,8?
There were nn signers of the declaration of independence. the oldest was benjamin franklin, who was y years old. 7 is 10% of y. what was franklin’s age?
What is a biogeochemical cycle?
write a rule for the function represented by the table. input (x) 0 1 2 3 4 output (y) 3 6 9 12 15 A y=3x B y=3x+3**** C y=5x+1 D y=x+5 my answer was b am I rig
Which equivalent fractions can you use to find the difference of 5 and 3/13 and 1 and 4/9 ?
Feedback is useful because it is
