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
aivan3 [116]
3 years ago
7

PLZ HELP I WILL GIVE BRAINLIEST

Mathematics
2 answers:
snow_tiger [21]3 years ago
7 0

Answer:

see explanation

Step-by-step explanation:

(a)

The student has distributed the second parenthesis by 1 instead of - 1

(b)

Given

(x² - 3x + 4) - (x³ + 7x - 2)

distribute the first parenthesis by 1 and the second by - 1, that is

= x² - 3x + 4 - x³ - 7x + 2 ← collect like terms

= - x³ + x² - 10x + 6

Art [367]3 years ago
3 0

Answer:

a. the sign is interchange

it should be = x^2 - 3x + 4 - x^3 - 7x + 2

You might be interested in
The African elephant can weigh eight tons. A ton is two thousand
Len [333]
If
1 ton = 2,000 points

8 tons = (2,000) 8 pounds

= 16,000 pounds

Hope you find this helpful!
Brainliest and a like is much appreciated!
7 0
2 years ago
4y= 3x + 1 <br> 12y= 9x + 3
enyata [817]
No solution since both variables cancel
8 0
3 years ago
Andrea ran 400 meters in gym class How many cm. did she run
aliya0001 [1]
1 m = 100 cm

Multiply:

100 * 400 = 40000

So she ran 40,000 centimeters.
7 0
3 years ago
The table shows the total profits earned from magazine sales.
coldgirl [10]

Answer:

C. y= 14x+20

Step-by-step explanation:

By looking at the table, you can put in the x-values into all of the equations until you find the corresponding y-values that matches with the values in the table. For example: y= 14(2)+ 20, y=48. y= 14(20) +20, y=300. Hope this helped!

8 0
3 years ago
Read 2 more answers
Find the area of a triangle with:
telo118 [61]

Answer:

161cm2

Step-by-step explanation:

Area: 1/2 x base x height

1/2 x 14 x 23=161

Area is measured in cm2

Hope this helps!

8 0
3 years ago
Other questions:
  • Hi I really need help with this question. SHOW YOUR WORK IF YOU ARE WILLING TO HELP ME TY! &lt;3
    7·1 answer
  • I have tried doing both of these trying to skip it but there my last ones
    15·1 answer
  • Molly, Paige and Demi share 42 sweets in the ratio 3 : 2:1
    5·2 answers
  • I don't get what f(-10) means
    11·1 answer
  • What is the common ratio for the following geometric sequence? -500, 100 , -20, 4,....
    11·1 answer
  • HELP!!! EMERGENCY!!! How many solutions does the following equation have? PLEASE SHOW WORK!
    13·1 answer
  • How many terms are in this expression? d + 8c + 7 ​
    6·1 answer
  • Fill out the table, enter the slope &amp; y-intercept.<br><br><br> HELP!! please! thank you
    11·1 answer
  • –11 • 55 = <br> 10 ponts no jokes
    7·2 answers
  • 6 (2x+7) = 5 x - 11 - x
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!