Question

The value of | 7x - 18 | = 10 is _____
​

Answer 1

Answer:

4 or 8/7

Step-by-step explanation:

in case of positive;

7x-18=10

7x-18-10=0

7x-28=0

x=28/7=4

in case of nevative;

-|7x-18|=10

-7x+18-10=0

-7x+8=0

-7x=-8

-x=-8/7

x=8/7