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
Tanzania [10]
3 years ago
12

The average of your first three test grades is 78. what grade must you get on your fourth and final test to make your average 80

?
Mathematics
1 answer:
Alex73 [517]3 years ago
7 0
You need to score 86
You might be interested in
Please Help Me with this Step by step:<br> 12-(3x+13)=0
Vesna [10]
Distributive property
12-3x-13 = 0
Combine like terms
-1-3x = 0
-3x = 1
Divide by -3
x = -1/3
3 0
3 years ago
A preliminary study conducted at a medical center in St. Louis has shown that treatment with
mr Goodwill [35]
D I got the phone call back in the phone with me a couple
7 0
3 years ago
-11equals -2 plus x over 4
Afina-wow [57]
X= -36
1/4x-2=-11    Add 2 to both sides
1/4x=-9       multiply each side by 4 
x=-36     
8 0
3 years ago
Read 2 more answers
What is the missing digit?<br><br> 37 + 22 = __
serg [7]

Answer:59

Step-by-step explanation: have a great day bro

gods coming back so dont get caught slackin

8 0
3 years ago
Read 2 more answers
Find the next two terms in this sequence.<br><br> 4,8,-16,-32,64, [??],[??]
lubasha [3.4K]
I’m pretty sure this is the answer
128, -256
4 0
2 years ago
Other questions:
  • Give a real world example for a system of equations! Max points!!!
    6·2 answers
  • George believes the Art Club students at his school have an unfair advantage in being assigned to the art class they request. He
    11·1 answer
  • Choose all equivalent expression(s). <br> HELP !!<br> answer choices in picture
    6·2 answers
  • What are the intercepts of the line 2x + 4y = 12?
    5·2 answers
  • If it is 11:30, what time would it be in 40 minutes?
    6·1 answer
  • 3. What is x?<br> E<br> 4x+ 5<br> H
    13·1 answer
  • Use the interactive graph to produce an orange line identical to the blue line. Then change the value of b only. Which equation
    5·2 answers
  • I AM FAILING PLZ HELP ME ASAP A rectangular prism and its dimensions are shown in the diagram.
    5·2 answers
  • Simplify by dividing negative five over eight ÷ negative three over four.. (5 points)
    10·1 answer
  • Rewrite 3p+6p²=-2 in the general form
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!