Which expression is equivalent to 5(7v+3)?

A.15v+35
B.7v+15
C. 35v+3
D. 35v+15

The expression 5(7v+3) can be simplified by distributing the 5 to both terms inside the parentheses. This gives us 35v + 15. Therefore, the correct expression that is equivalent to 5(7v+3) is D. 35v+15.