Question

Rewrite the expression as an equivalent expression with fewer terms: 31-4-(5r+7​

Answer 1

`Expression: 20-5r`

Explanation:

Given

`Expression: 31-4-(5r+7)`

Required

Rewrite with fewer terms

`Expression: 31-4-(5r+7)`

Open Bracket

`Expression: 31-4-5r-7`

Collect Like Terms

`Expression: 31-4-7-5r`

`Expression: 20-5r`

Hence, the equivalent is 20 - 5r