Question

Solve using the addition property of equality. Be sure to check your proposed solution. ​

Answer 1

Solve using the addition property of equality. Be sure to check your proposed solution. ​

x+
`(3)/(10)`=±
`(2)/(5)`

The ± is the negative symbol.

Answer:

=±
`(7)/(10)`

Explanation:

x+
`(3)/(10)`=±
`(2)/(5)`

±
`(2)/(5)`-
`(3)/(10)`

=±
`(7)/(10)`