19-10-2017
Mathematics

contestada

90+6x-7.5x<30
please help me

Respuesta :

maddielr17 maddielr17

19-10-2017

ok so:
90 + 6x - 7.5x < 30

6x - 7.5x = -1.5

90 - 1.5x < 30
-90 -90
-1.5x < -60

-60/-1.5

x=40

40 < 30

Answer Link

Otras preguntas

The new athletic facility on the downtown campus measures 0.74 km by 4 km. How many square meters is the facility?

A bag contains 2 oranges, 3 grapefruits, and 1 tangerine. A piece of fruit is chosen from the bag at random. What is the probability that a grapefruit will be c

what is the Mean of 27, 20, 15, 31, 13, 22, 31, 5

1) what makes a plant a plant ? 2) what plants do you need ? Why do they make/create 3) how is this ( what makes pants need and make different from what mamma

answer this if you're cool

find the percent original amount: 300 new amount: 180 please show work

"He grew slightly pale, for this was exactly the amount he had been saving for a gun, intending to get a little shooting next summer on the plain of Nanterre wi

A hydrogen atom has two electrons is it true or false

What happen to wages in most industries during world war 1

Correlation is: A. a relationship between two variables, B. a finite possibility, C. an observational study, D. a social norm