Question

Solve the Following expression d=5 2d+4d-9-7=

Answer 1

14

Explanation:

d=5 so

2(5)+4(5)-9-7

10+20-9-7

30-9-7

21-7

14

Answer 2

2×5+4×5-9-7.

10+20-9-7.

=14.

Answer 3

2×5+4×5-9-7.

10+20-9-7.

=14.