Question

dave has 10 more marbles than Emma. Emma has m number of marbles. Write a variable expression for the number of marbles that Dave has

Answer 1

Emma's marble = m
So, Dave has = m + 10

So, your final answer is m + 10

Hope this helps!

Answer 2

So Emma have m marbles so dave gong to have m+10
so the answer  is m+10