How do you solve 8x-(x-5)>x+17?

1 Answer
May 2, 2016

x > 2

Explanation:

Given
color(white)("XXX")8x-(x-5) > x+17

Remember that valid operations that maintain the validity and direction of an inequality include:
a) addition or subtraction of the same amount to both sides;
b) multiplication or division of both sides by the same amount provided that amount is greater than zero.

rArr
color(white)("XXX")7x+5 > x+17

color(white)("XXX")6x > 12

color(white)("XXX")x > 2