All categories

3 years ago

Solve the equation -3x(x-1)+7x=27

Mathematics

2 answers:

Rama09 [41]3 years ago

7 0

Answer:

6,5

Step-by-step explanation:

-3x(x-1)+7x=27

-3x²+1+7=27

-4x+1=27

4x=1-27

x=26/4

x=6,5

guapka [62]3 years ago

6 0

-3x^2 +3x + 7x = 27

-3x^2 +10x - 27 = 0

You might be interested in

Find the greater common factor of 10 and 24

son4ous [18]

The factors and prime factorization of 10 and 24. The biggest common factor number is the GCF number. So the greatest common factor 10 and 24 is 2.

3 0

3 years ago

Read 2 more answers

#14 this is sixth grade math using algebraic expressions

maw [93]

what are the questions?

8 0

3 years ago

Help me please:<br> 3/4 - 7/9 + 2/3 =

mojhsa [17]

Answer:

3/4-7/9+2/3=0.63

Step-by-step explanation:

.........

8 0

3 years ago

Read 2 more answers

This one too plss!!!

goblinko [34]

3.10
I think, Im very sorry if this is wrong!

8 0

2 years ago

Read 2 more answers

Please solve it<br>I need to submit this by tomorrow

Brrunno [24]

Answer:

Step-by-step explanation:

$(3^{n-1})\cdot(3^{1-n})\\\\=3^{n-1+1-n}\\\\\longrightarrow n-1+1-n=(n-n)+(-1+1)=0+0=0\\\\=3^{0}\\\\=1$

7 0

3 years ago