# math help plzzz

Solve the inequality then graph the solution set on real number line.
(2/5x)>7

2(x+7)-4>5(x-3)

1. 👍 0
2. 👎 0
3. 👁 55
1. the easy one first:
2(x+7)-4>5(x-3)
2x + 14 - 4 > 5x - 15
-3x > -25
x < 25/3

for the 1st, I don't know why you put brackets around the left side, since it serves no purpose

did you mean 2/(5x) > 7
or
(2/5)x > 7

I will assume the last case:
mulitply both sides by 5
2x > 35
x > 35/2

1. 👍 0
2. 👎 0
posted by Reiny

## Similar Questions

1. ### Solve the polynomial inequality

Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation. x^3+x^2+4x+4

asked by Jill on April 9, 2013
2. ### Math inequalitites

Hi, I need some help with some inequalitites. Thanks!! Use graphs to find the set. 1.(-9,0) intersection [-4,] I got [-4,0) 2. (-9,0) U [-4,10] I got (-9,10] Solve the linear inequality. Other than (empty set, use interval

asked by Christie on August 18, 2007

Solve the inequality then graph the solution set on real number line. (2/5x)>7 2(x+7)-4>5(x-3)

asked by jerry on May 27, 2014
4. ### math

solve the polynomial inequality and graph the solution set on a real number line. express the solution set in interval notation x^3+x^2+64x+64>0 show work please

asked by Paul on January 9, 2013
5. ### algebra

solve the inequality. Express the solution using interval notation and graph the solution set on the real number line x-4/x^2-4 greater or equal to O

asked by lan on November 14, 2011
6. ### math

solve the polynomial inequality and graph the solution set on a real number line. set in interval notation. x^3+2x^2-4x-8>0 I have been staring at this problem for the last 15 minutes because I just don't understand it, somebody

7. ### Algebra II

I need some help with some problems as well as need some checked. Could you please help me? Thanks! 1. How do you graph y=1/x 2. How do I the x and y intecepts using a graph? Solve and check the linear equation. 9.

asked by Jessica on August 18, 2007
8. ### Algebra

Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation x^3+x^2+16x+16>0 What is the solution set? (Type your answer in interval notation.) qaz

asked by edward on February 4, 2016
9. ### math/algebra

Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation x^3+x^2+16x+16>0 What is the solution set? (Type your answer in interval notation.) shannon

asked by shannon on February 5, 2016
10. ### algebra

Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation x^3+x^2+16x+16>0 What is the solution set? (Type your answer in interval notation.) Mike

asked by MIKE on February 5, 2016

More Similar Questions