3 years ago

Show the solution of the equation 2 1/7 + 3/7 (3x-5)=-4

Mathematics

2 answers:

vekshin13 years ago

5 0

2 1/7 + 3/7 (3x-5)= - 4

2 1/7 + (9/7)x - 15/7 = - 4

15/7 + (9/7)x - 15/7 = - 4

(9/7)x = - 4

x = - 4 * 7/9 = - 28/9 = - 3 1/9

Answer is - 28/9 or - 3 1/9.

Cerrena [4.2K]3 years ago

3 0

I think so. Hope this help you!!

You might be interested in

Write the following percents as both fractions and decimals.

wolverine [178]

Answer:

1/4, 0.25

13/40, 0.325

1/25, 0.04

3/4, 0.75

13/200, 0.065

1 1/4, 1.25

1/8, 0.125

1/500, 0.002

3/400, 0.0075

107/100, 1.07

21/10, 2.10

9/40, 0.225

4 0

3 years ago

Pls guys help me with this i will give u more points!

gtnhenbr [62]

$3x - 4y = - 6 \\ - 2x + y = 1$

<em>The Ordered pair of solution will be (x,y)=(2,3)</em>

$\red{ \rule{35pt}{2pt}} \orange{ \rule{35pt}{2pt}} \color{yellow}{ \rule{35pt} {2pt}} \green{ \rule{35pt} {2pt}} \blue{ \rule{35pt} {2pt}} \purple{ \rule{35pt} {2pt}}$

<h3>Steps below⤵️</h3>

Solve the second equation for y
Substitute the given value of y into the first equation
Solve the first equation for x
Substitute the given value of x into the second equation
Solve the equation for y
The possible solution of the system is the ordered pair (x,y)
And we are done solving!!~

5 0

2 years ago

Which expression is equivalent to 5 square root 11^3

AlladinOne [14]

Answer:

11^3/5

Step-by-step explanation:

The exponent of 3 becomes the numerator while the 5 in the root becomes the denominator which creates the fraction 3/5. So the final answer is 11^3/5

6 0

3 years ago

i promise i will add you to brainliest if anyone get the answer correct promise and show steps....please help I am taking a test

Alexandra [31]

Answer:

5.2 liters

Step-by-step explanation:

3.9x3=11.7

3.9+11.7=15.6

15.6/3=5.2

7 0

3 years ago

Select all the key words for slope.

Lynna [10]

Per is the answer for key words for slope

3 0

2 years ago