Whiteskintriccmami Whiteskintriccmami
  • 19-09-2020
  • Mathematics
contestada

Find the error and show the correct solution.
1
5x –9 = -2(x-3)
5x-9 = -2x + 5
7x = 14
x = 2

Respuesta :

ZJSG09112007
ZJSG09112007 ZJSG09112007
  • 19-09-2020

15/7

Step-by-step explanation:

The error is in :

[tex] - 2(x - 3)[/tex]

It was expanded as -2x +5 which was wrong

Correct solution

[tex]5x - 9 = - 2(x - 3) \\ 5x - 9 = - 2x + 6 \\ 5x + 2x = 6 + 9 \\ 7x = 15[/tex]

[tex] \frac{7x}{7} = \frac{15}{7} \\ \\ x = 2 \frac{1}{7} [/tex]

Answer Link

Otras preguntas

QUICKLYYY What is meant by the rate of exchange? (A) The gap in value between the total amount of goods a country imports compared to its exports (B) The differ
9 3/5√8/15 what is the quotient for this
Does this graph represent a function? Why or why not? • A. Yes, because it passes the vertical line test. the vertical line test. O B. No, because it fails • C.
Peanuts sell for $3 per pound. Cashews sell for $6 per pound. How many pounds of cashews should be mixed with 12 pounds of peanuts to obtain a mixture that has
how to write a narrative eesay
Please help! I will mark as brainliest IF answer is right. <3
Why do your fingers look like prunes after swimming for a long time?
what is evolution ? ​
Anyone solve this for me​
What century is 2001 and is it a 2000's or 2010's kid? Explain both and I will give Brainliest answer