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
Vesna [10]
2 years ago
8

What are the solutions to 3x^2 = 8x — 6?

Mathematics
1 answer:
Bond [772]2 years ago
5 0

Answer:

First, let's move all terms to one side,

\sf x^2-8x+6=0

When given this form (ax^2+bx+c=0), there will be two solutions at the end.

1) \sf x=\frac{-b+\sqrt{b^2-4ab} }{2b}

2) \sf x=\frac{-b-\sqrt{b^2-4ab} }{2b}

where, a=1, b=-8, c=6

\sf x=\frac{8+\sqrt{(-8)^2-4\times6} }{2} ,\frac{8-\sqrt{(-8)^2-4\times6} }{2}

Simplify,

\sf x=\frac{8+2\sqrt{10} }{2} ,\frac{8-2\sqrt{10} }{2}

Simplify,

\sf x=4+\sqrt{10}, 4-\sqrt{10}

Hope it helps!

You might be interested in
Solve the equation. 1/3a = -5​
djyliett [7]

Answer:

The answer is a = -15

Step-by-step explanation:

1/3a = -5

3 × 1/3a = 3 × (-5)

a = 3 × (-5)

a = -3 × 5

Answer is a = -15

3 0
3 years ago
Read 2 more answers
Algebra help?<br><br> 343 = (x/6) ^2/3
Vladimir79 [104]

I can only assume that you meant, "Solve for x:"

Apply the exponent 3/2 to both sides of this equation.  The result will be

     3/2

343 = x/6.    

Multiplying both sides by 6 isolates x:

          3/2

6*343           = x                         Since 7^3 = 343,  the expression for x

                                                  can be rewritten as

           3/2

6*(7^3)          =   x                      which can be further simplified, as follows:


x =  6^(3/2)*7^(9/2), or:

x = 6^(3/2)*7^(8/2)*√7, or

x = 6^(3/2)*7^4*√7

3 0
3 years ago
4.2 divided by 8.19 =
Damm [24]
Well, 4.2 divided by 8.19 = 0.51282051282 But if you switch it to 8.19 divided by 4.2 that would equal 1.95

Hope I helped!

- Debbie <span />
3 0
3 years ago
Read 2 more answers
Use the model to solve the equation 3/8 +2/8
torisob [31]
3+2=5
5/8. Hope that helps!
6 0
3 years ago
A and B are complementary angles. If A = (x + 9) and m B = (7x – 15)° then find the measure of B.​
Marina CMI [18]

Answer:

coplementary \: angles \:  = 90° \\ (x + 9)° + (7x - 15)° = 90° \\ (8x  - 6)° = 90° \\ 8x = 90  + 6 \\ 8x = 96° \\ x = 12\\ angle \: B.  = ((7 \times 12)- 15) \\  = 69°

3 0
3 years ago
Other questions:
  • What is the ratio that is equivalent to 7/9
    8·1 answer
  • What is 7,539 increased by 3,200?
    15·2 answers
  • adam bought a box of fruit that weighed six and three eights if he brought asecond box that weighed 7and two fifth kilograms wha
    8·1 answer
  • Can someone answer this question please answer it correctly if it’s corect I will mark you brainliest
    8·1 answer
  • 3/8 x 2/6 x 4/8 x 5/12
    5·1 answer
  • Which one is it? Is it A. B. C. or D.?
    11·1 answer
  • Solve for w. 5w + 9z = 2z + 3w
    15·1 answer
  • N+3/8=-4<br> What is n?<br> Plz help I don't understand this math
    14·2 answers
  • PLS I WILL GIVE BRAINLIEST
    7·1 answer
  • The following relation is a function:
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!