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

Write an algebraic expression for the sum of 18 and a number

Which of the following statements is TRUE regarding SAT and ACT tests?A.You can take the SAT and the ACT as many times as you want until you get the score you w

how did the english take over canada

Find area of the circle to nearest tenth. Use 3.14 as pi. Diameter of circle is 2.8

Find area of the circle to nearest tenth. Use 3.14 as pi. Diameter of circle is 2.8

Because of isolationist opinions, Roosevelt developed which of the following strategies to help the Allies? (A) Good Neighbor Policy (B) gunboat diplomacy (C) N

Animal cells and bacterial cells both may have all of the following cell structures except a. mitochondria. b. DNA. c. plasma membrane. d. ﬂagella.

what cell fragments help the blood to clot

How many fractions are equivalent to 4/5 Explain

Which of the following statements is TRUE regarding SAT and ACT tests?A.You can take the SAT and the ACT as many times as you want until you get the score you w