1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
damaskus [11]
3 years ago
9

Combine like terms for (3x²+2x²-5x+7)+(4x²+2x-3)

Mathematics
2 answers:
Snowcat [4.5K]3 years ago
8 0

Answer:

26x + 4

Step-by-step explanation:

((3x3)x + (2x2)x - 5x + 7) + ((4x4)x + 2x - 3

9x + 4x - 5x + 7 + 18x - 3

13x + 18x - 5x + 7 - 3

31x - 5x + 4

26x + 4

horsena [70]3 years ago
5 0

Answer:

9x^2-3x+4

Step-by-step explanation:

(3x^2+2x^2-5x+7)+(4x^2+2x-3)

5x^2-5x+7+4x^2+2x-3

5x^2+4x^2-5x+2x+7-3

9x^2-3x+7-3

9x^2-3x+4

You might be interested in
HELPPPPP MEEEE PLZZZ
olga55 [171]

Answer:

D

Step-by-step explanation:

if a<b,then b<a is the answer

7 0
3 years ago
Solve for y.<br> 22mm+15mm+(4y+12)mm=180 degrees
AURORKA [14]

Answer:

y =  45/m^2  −  49/4

Isolate the variable by dividing each side by factors that don't contain the variable

3 0
4 years ago
Which of these strategies would eliminate a variable in the system of equations?
Lubov Fominskaja [6]

Answer:

B

Step-by-step explanation:

2x-5y=13.........(1) × 3

-3x+2y=13.......(2) × 2

6x - 15y = 39

-6x + 4y = 26

Adding

6x - 6x - 15y + 4y = 13 + 13

5 0
3 years ago
Read 2 more answers
John has scored 657 points on his math tests so far this quarter. To get an A for the quarter, he must score a minimum Of 800 po
vazorg [7]
800 - 657
=143 points must be scored by John on his remaining tests in order to get an A
6 0
3 years ago
Read 2 more answers
Please help with 27 28 29 and 30 this is due in the morning
NISA [10]

Answer:

Step-by-step explanation:

27. LMN = LMO- NMO = 85-53 = 32

5 0
3 years ago
Other questions:
  • What is the product of 0.4 and 2.5
    15·2 answers
  • The price of grapes at the grocery store is $1.44 per pound. There are approximately 0.45 kilograms in a pound. To the nearest c
    11·1 answer
  • Alanna can detail a car in 45 minutes. Robbie can detail a car in 30 minutes. If they work together, how many minutes does it ta
    10·1 answer
  • Consider two populations for which μ1 = 31, σ1 = 3, μ2 = 29, and σ2 = 2. Suppose that two independent random samples of sizes n1
    8·1 answer
  • Plzzzz help quickly
    8·2 answers
  • Dont ask just answer
    5·2 answers
  • Two-fifths equals how many thirds
    9·1 answer
  • 2. Estimate the square root of the following
    15·2 answers
  • ZA family purchased tickets to a museum and spent a total of $38.00. The family purchased 4 tickets. There was a $1.50 processin
    11·1 answer
  • What is the slope of a line perpendicular to the line whose equation is 12x-9y=135
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!