IDNLearn.com: Your go-to resource for finding expert answers. Ask your questions and receive detailed and reliable answers from our experienced and knowledgeable community members.

Simplify the following expression.
2:2 + 7: + 3
12 - 9
7+ +
21 - 1
1 + 3
25 + 1
3
25 + 1
1 + 3
25 - 1
1
Submit