farhansayeed11 farhansayeed11

24-10-2018
Mathematics

contestada

QUICKKKKKKKKFor what values of a is the sum of the fractions (2a−1)/4 and (a−1)/3 positive?

$QUICKKKKKKKKFor what values of a is the sum of the fractions 2a14 and a13 positive class=$

Respuesta :

loitzl9006 loitzl9006

25-10-2018

Answer:

[tex]a>\frac7{10}[/tex]

Step-by-step explanation:

[tex]\frac{2a-1}4+\frac{a-1}3>0\ \ \ \ \ |\cdot 12\\ 12\cdot\frac{2a-1}4+12\cdot\frac{a-1}3>12\cdot0\\ 3(2a-1)+4(a-1)>0\\ 6a-3+4a-4>0\\ 10a-7>0\\ 10a>7\ \ \ \ |:10\\ a>\frac7{10}[/tex]

Answer Link

Otras preguntas

If one recessive allele and one dominant allele are present, the _______ trait will be expressed. a. original b. main c. dominant d. recessive

The Olmec utilized ________ heavily in the creation of their tools and weapons a. gold c. maize b. quartz d. obsidian

F - 23 = 23 Solve for f

what is 09.234 in word form

If 5 friends go out for lunch and they order 4 pizzas, and they split them evenly how much does each friend get in decimal form

What is the value of the digit 9 in the number 913,256?

The greatest common factor of any two even numbers is always even. True or false and why?

Find the coordinates of the midpoint of the segment with the given endpoints. A(6,-3) and B(10,5)

Workers at Sunny Acres Orchard picked 544 apples. They picked 328 honey crisp apples and the rest were Granny Smith apples. The workers put the Granny Smith app

Which civilization is credited with recording data with quipu, developing an elaborate road system, and constructing Machu Picchu? (1) Roman (3) Mesopotamian (2