rg003770 rg003770

02-06-2017
Mathematics

contestada

i need help 2t<-4 or 7t>49

Respuesta :

02-06-2017

2t<-4 divide both sides by 2

t<-2

...

7t>49 divide both sides by 7

t>7

So t=(-oo,-2) and t=(7,+oo)

t=(-oo,-2)U(7,+oo)

Answer Link

Otras preguntas

Lily begins solving the equation 4(x – 1) – x = 3(x + 5) – 11. Her work is shown below. 4(x – 1) – x = 3(x + 5) – 11 4x – 4 – x = 3x + 15 – 11 3x – 4 = 3x + 4

What is the inverse of f(x) = 1/3x + 2? h(x) = 1/3x + 2 h(x) = 1/3x - 2 h(x) = 3x - 2 h(x) = 3x - 6

David ricardo believed that: a. all nations can gain from free international trade. b. trade cannot increase the world's output of goods. c. trade w

Chris is going for a walk. He walks at a speed of 3 miles per hour for 4.8 miles for how many hours does he walk

How might someone who believes and accepts this type of marital practice (child marriage, arranged marriages) view the marital practices we believe in?

International strategy refers to a(an) a. political and economic action plan developed by businesses and governments to cope with global competition. b. strateg

Read the lines spoken by Helena in A Midsummer Night's Dream and answer the question. How happy some o'er other some can be! Through Athens I am thought as fa

Samantha is suffering from fatigue and sometimes cannot make herself get out of bed. she feels that the world is a sad, unhappy place. dr. powell and samantha e

In the Metric System, you would need to have (10^4)^2 grams to equal 1 metric ton. Simplify this measurement by multiplying the exponents, then simplify by find

Can anyone tell me how to solve this question?