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
cupoosta [38]
4 years ago
12

I need help with #3. can you help ?

Mathematics
1 answer:
Anestetic [448]4 years ago
5 0
8x+16=8x-16 is no solution because it is 32=0
-3x-17=-(17+3x) is infinitely many solutions because it is 0=0
9x+27=27 is one solution because it is x=0
2x-6=6+2x is no solution -12=0
You might be interested in
Which list shows the contestants in order by their completion times from fastest to slowest?
Ostrovityanka [42]

Answer:

Leah, Reba, Alexis, Kari

4 0
3 years ago
Ax has sticks of lengths 6, 7, 8, and 10 inches. He wants to make a right triangle for an art project. Which 3 sticks should he
nalin [4]

Answer:

6in...8in...and...10in

Two sides must use the pythagoras theorem to obtain the hypothenus

square root of 8 squared plus 6 squared so as to obtain a 10...hence making it a right angled triangle

7 0
3 years ago
If 1 - cosA= 1/2 show that tan²A + 4sin²A = 6​
pav-90 [236]

\text{Given that,}\\\\1-\cos A = \dfrac 12\implies \cos A = 1-\dfrac 12 = \dfrac 12\\\\\text{L.H.S}\\\\=\tan^2 A + 4 \sin^2 A\\\\=\dfrac{\sin^2 A}{\cos^2 A}+4(1-\cos^2 A)\\\\\\=\dfrac{1-\cos^2 A}{\cos^2 A} +4-4\cos^2 A\\\\\\=\dfrac{1-\left( \dfrac 12 \right)^2 }{\left(\dfrac 12 \right)^2 } +4 -4 \left( \dfrac 12 \right)^2\\\\\\=\dfrac{1- \dfrac 14}{\dfrac 14}+4-4\cdot  \dfrac 14\\\\\\=\dfrac{\tfrac 34}{\tfrac 14}+4-1\\\\\\=\dfrac 34 \cdot 4 +3\\\\=3+3\\\\=6\\\\=\text{R.H.S}

3 0
2 years ago
Is this RIGHT ?<br> 15 POINTS
pogonyaev

Yeah you answered it correctly


3 0
3 years ago
Read 2 more answers
Find the solution or solutions to the equation 36=q²​
Irina18 [472]

Answer:

the answer is 6,-6

Step-by-step explanation:

the square root of 36

5 0
4 years ago
Other questions:
  • Find the slope of the line containing the two points (1,-1) and (-5,-3)
    12·1 answer
  • −0.7 + (−2.3) −2.3 + (−3.57)
    14·1 answer
  • I NEED HELP ASAP PLS HELP ME
    10·1 answer
  • The highlighted bottom layer of the prism has a volume of what is the volume of the prism?
    15·1 answer
  • [(8*9)] - (6*7)] -15
    10·2 answers
  • For which equation is y=7 a solution
    11·1 answer
  • Find the gcf 15, 18, 30
    6·2 answers
  • Write a polynomial that represents the area of the figure.
    14·1 answer
  • To stock your school store, you buy a total of 25 sweatshirts and hats for $172.50. You pay $8.00 per sweatshirt and $2.50 per h
    11·1 answer
  • Mr. Ahmed has 31 students in his class. There are 14 boys and 17 girls.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!