Question

4. + y +7 – 2y + 6+ x

Answer 1

17 - y +x

Explanation:

sum 4 and 7 and 6 =

17+y -2 y tx

17-y + x

Answer 2

17 - y + x

Explanation:

4 + y + 7 - 2y + 6 + x

=> (4 + 7 + 6) + (y - 2y) + x [Rearranging the terms]

=> 17 - y + x